Nader MCB

NDM1 SeriesNDB2 Series

Shanghai Liangxin Electrical CO.,LTDAddress: No. 668 Heng An Road, Pu Dong New District, Shanghai Post code: 200137Tel: 86-21-50412789Fax: 86-21-50410355E-mail: [email protected]

As standards, specifications and designs changefrom time to time, please ask for confirmationof the information given in this publication.

Be printed on ecological paper.

2010

- L

iang

xin

Elec

tric

al -

All

righ

ts r

eser

ved

Miniature Circuit Breaker

NDM1-63 Series Miniature Circuit BreakerNDM1-125 Series Miniature Circuit BreakerNDM1L Series Residual Current ModularNDM1LG Series Over Voltage Residual Current ModularNDB1 Series Miniature Circuit Breaker (1P+N)NDB1L Series Residual Current Circuit Breaker With Overload ProtectionNDB1LG Series Residual Current Circuit Breaker With Overload/Overvoltage ProtectionNDB2-63 Series Miniature Circuit Breaker NDB2T-63 Series Miniature Circuit Breaker NDB2-63K Series Miniature Circuit Breaker (1P+N)NDB2Z-63 Series DC Miniature Circuit Breaker NDB2LE Series Residual Current ModularNDG1 Series Disconnect Switch Tripping CurveTemperature DeratingNDA1 Series Modular SocketNDH1 Series BusbarNDH2 Series Busbar

030609121517192124272932363840414345

NDM1 SeriesNDB2 Series

Leading Low-voltage Electrical Component Manufacturer

Miniature Circuit Breaker

NDM1-63 Series Miniature Circuit Breaker

ND M 1 63

03 04

M Miniature Circuit Breaker

NDM1-63

1

63B, C, D

1, 2, 3, 4, 5, 6, 10, 16, 20, 25, 32, 40, 50, 63

1, 2, 3, 4

Model and Implication

IEC 60898-1, GB 10963.1;

TV, CE and CCC.

Application

Working Condition

DimensionCurve B: Non-inductive or micro-inductive loadsCurve C: Usual inductive loads

Curve D: Highly inductive loads

Overload and short circuit protection

Ambient temperature: -35+70

Air humidity: 95%

Altitude: 2000m

Pollution degree:

No significant shock or vibration

Wiring Capacity

25mm2

Specifications

Rated working voltage: AC230/400V, DC60V

Rated working current: 1A - 63A

Mechanical life: 10000 times

Tripping characteristic: B: 3-5In; C: 5-10In; D: 10-14In

Breaking capacity:

Rated current(A) Voltage(V) Breaking capacity(kA)

BC: 1-40 AC230/400 6

5063 AC230/400 4.5

D : 1-40 AC230/400 4.5Product Features

Modularized

Screw clamp, shock-proof wiring terminals

Numerous accessories available

Standard 35mm Din Rail mounting

RoHS complied

Standards and Certificates

7

18 26.

5

18max

36max

54max

72max

1P

2P3P

4P

5.5

45.5

80.5

max

60

45

72.5max

Brand code

Product code

Design code

Frame rating (A)

Instantaneous tripping characteristic

Rated current (A)

Number of poles

No. Implication

05 06

1P

1

2

Number of PolesRated

Current(A)

1234561016202532405063123456101620253240506312345610162025324050631234561016202532405063

2P

1 3

2 4

Part No.

NDM1-63 1/1NDM1-63 2/1NDM1-63 3/1NDM1-63 4/1NDM1-63 5/1NDM1-63 6/1NDM1-63 10/1NDM1-63 16/1NDM1-63 20/1NDM1-63 25/1NDM1-63 32/1NDM1-63 40/1NDM1-63 50/1NDM1-63 63/1NDM1-63 1/2NDM1-63 2/2NDM1-63 3/2NDM1-63 4/2NDM1-63 5/2NDM1-63 6/2NDM1-63 10/2NDM1-63 16/2NDM1-63 20/2NDM1-63 25/2NDM1-63 32/2NDM1-63 40/2NDM1-63 50/2NDM1-63 63/2NDM1-63 1/3NDM1-63 2/3NDM1-63 3/3NDM1-63 4/3NDM1-63 5/3NDM1-63 6/3NDM1-63 10/3NDM1-63 16/3NDM1-63 20/3NDM1-63 25/3NDM1-63 32/3NDM1-63 40/3NDM1-63 50/3NDM1-63 63/3NDM1-63 1/4NDM1-63 2/4NDM1-63 3/4NDM1-63 4/4NDM1-63 5/4NDM1-63 6/4NDM1-63 10/4NDM1-63 16/4NDM1-63 20/4NDM1-63 25/4NDM1-63 32/4NDM1-63 40/4NDM1-63 50/4NDM1-63 63/4

Curve

B, C, D

B, C

B, C, D

B, C

B, C, D

B, C

B, C, D

B, C

Width(mm)

18

36

54

72

2 4 6

1 3

3P

5

1 3 5

4P

2

4 6 8

7

NDM1-125 Series Miniature Circuit Breaker

UL1077, IEC 60947-2, GB 14048.2;

UL, TV, CE, CCC.

Application

Curve C: Usual inductive loads



Only Curve C available for 125A


Working Condition


Air humidity: 95%

Altitude: 2000m

Pollution degree:


Specifications




Rated impulse withstand voltage: 6kV

Tripping characteristic

C: 8In (20%) D: 12In (20%)

Breaking capacity:

Product Features

Modularized




RoHS complied

Wiring capacity

50mm2

ND M 1


NDM1-125

1

125

C, D

50, 63, 80, 100, 125

1, 2, 3, 4


Brand code

Product code

Design code

Frame rating (A)


Rated current (A)

Number of poles

1257

50~125

50~125

Rated current(A)

1P

2~4P

Pole number

AC 230

AC230/400

Voltage (V)

10

10

Breakingcapacity(kA)

No. Implication

07 08

Number of Poles Width(mm)

27

54

81

108

Curve

C, D

C

C, D

C

C, D

C

C, D

C

Rated Current(A)

50

63

80

100

125

50

63

80

100

125

50

63

80

100

125

50

63

80

100

125

Part No.

NDM1-125 50/1

NDM1-125 63/1

NDM1-125 80/1

NDM1-125 100/1

NDM1-125 125/1

NDM1-125 50/2

NDM1-125 63/2

NDM1-125 80/2

NDM1-125 100/2

NDM1-125 125/2

NDM1-125 50/3

NDM1-125 63/3

NDM1-125 80/3

NDM1-125 100/3

NDM1-125 125/3

NDM1-125 50/4

NDM1-125 63/4

NDM1-125 80/4

NDM1-125 100/4

NDM1-125 125/4

DC Application

Wiring Schematics

Dimension

MCB rated current decided by the power of DC control circuit

According to DC rated voltage, there are several kinds of MCB cascade below

Revised feeding of line power is permitted

The estimated short circuit current can not exceed rated service short-circuit breaking capacity

1P

1

2

2P

1 3

2 4

Specification Rated Current (A)

3P

1 3 5

2 4 6

4P

1 3 5 7

2 4 6 8

DC60V One pole

DC125V Two poles

DC250V Four poles

DC rated service short-circuit breaking capacity (kA)

250V

NDM1-63

NDM1-125

1A~63A

50A~125A

60V

10 (1P)

20 (1P)

125V

20 (2P)

20 (2P)

50 (4P)

15 (4P)

NDM1-63

NDM1-125

1P

NDM1-63

NDM1-125

2P

NDM1-63

NDM1-125

4P

+ +- 60V - 125V

+- 250V

Load Load Load

108max

27max54max

81max

1P

16.5

26.5

5.549.5

60

45

85m

ax

74.5max2P3P4P

Brand code

Product code

Design code

Residual current protection

Frame rating (A)

Number of poles

Rated residual operating current (mA)

NDM1L Series Residual Current Modular

ND M 1 L

09 10


NDM1L

1

L

32, 50, 100

1PN, 2P, 3P, 3PN, 4P

30, 100


NDM1L-32, NDM1L-50: IEC 61009-1, GB 16917.1; CCC.

NDM1L-100: IEC60947-2, GB14048.2; CCC.

Application

Working Condition

NDM1L-32 (50) Residual Current Modular

Dimension

Specifications

Clip onto the right side of NDM1 series MCB

Protection against earth leakage faults

Ambient temperature: -5 ~+40

Air humidity: 95%

Altitude: 2000m

Pollution degree:


Wiring Capacity

NDM1L-32: 50mm2

NDM1L-50: 50mm2

NDM1L-100: 50mm2

Rated working voltage: AC230/400V (1PN2P)

AC400V (3P3PN4P)

Rated residual operating current: 30mA, 100mA

Release type: AC, electronic


65 7

NDM1L-32, 50 NDM1L-100

Number of Poles Part No.

NDM1L-32/1PN

NDM1L-50/1PN

NDM1L-32/2

NDM1L-50/2

NDM1L-32/3

NDM1L-50/3

NDM1L-32/3PN

NDM1L-50/3PN

NDM1L-32/4

NDM1L-50/4

Frame Rating(A)

32

50

32

50

32

50

32

50

32

50

Rated ResidualOperating Current (mA)

30

30

30

30

30

30

30

30

30

30

Width (mm)

27

37

27

37

36

51

45

64

45

64

45

4060

5.5

69.5max

94m

ax

L

1PN2 N

N

1

3P2 4 6

1 3 5

3PN1 3 5

1 3 5 N

4P1 3 5 7

2 4 5 8

2P1 3

2 4

No. Implication

Brand code

Product code

Design code


Over voltage protection

Frame rating (A)

Number of poles

Rated residual operating current (mA)

11 12

Release should be released before MCB dielectric test.

NDM1L-100 Series Residual Current Modular


NDM1L-100/1PN

NDM1L-100/2

NDM1L-100/3

NDM1L-100/3PN

NDM1L-100/4

100

100

100

100

100

Frame Rating(A)

30, 100

30, 100

30, 100

30, 100

30, 100


54

54

73

90

90

Width(mm)

1PN

3P

3PN

4P

2P1 3

2 4

NDM1LG Series Over Voltage Residual Modular

ND M 1 L G

8


NDM1LG

1

LG

32, 50

1PN, 2P

30, 100


IEC 61009-1, GB 16917.1; CCC

Application

Clip onto the right side of NDM1 series MCB

Protection against earth leakage faults and overload


7 8

Working Condition Dimension

Specifications

Ambient temperature: -5 ~+40

Air humidity: 95%

Altitude: 2000m

Pollution degree:


Wiring Capacity

NDM1L-32: 10mm2

NDM1L-50: 25mm2

Rated working voltage: AC230/400V(1PN, 2P)

Over voltage limits: AC280V5%


NDM1LG-32, 50

L

94m

ax

69.5max

5.5

6040

45

Rated residual operating current can be customized upon request, such as 6mA, 10mA, 100mA, etc.

Release should be used and ordered together with Nader MCB.

No. Implication

13 14

Release should be released before MCB dielectric test

NDM1LG-32 (50) Series Over Voltage Residual Current Modular

Match Principle


NDM1LG-32/1PN

NDM1LG-50/1PN

NDM1LG-32/2

NDM1LG-50/2

Frame Rating(A)

32

50

32

50


30

30

30

30

Width (mm)

27

37

27

37

1PN2 N

N

1

2P1 3

2 4

OF Auxiliary Switch

NDM1 Series MCB

NDM1-63

NDM1-125

1P

2P

3P

4P

NDM1L Series Residual Current Modular

1PN

2P

3P, 3PN

4P

NDM1L (G)-32 (1A-32A)

NDM1L (G)-50 (40A, 50A)

NDM1L-100 (50A, 63A, 80A, 100A)

Frame rating

Number of poles

ApplicationLinked to the left side of NDM1 seires MCB, to indicate the OPEN or CLOSED status of the associated breaker

Specifications

Current

AC

DC

DC

Voltage

230V

24V

125V

Current

6A

6A

1A

AC

DC

DC

Voltage

400V

48V

250V

3A

2A

0.4A

SD Alarm Switch

Wiring Capacity

Application Linked to the left side of NDM1 series MCB, to indicate the tripping status of the associated breaker

Specifications

AC

DC

DC

Voltage

230V

24V

125V

Current

6A

6A

1A

AC

DC

DC

Voltage

400V

48V

250V

Current

3A

2A

0.4A

Single line: 2.5mm2 Double line: 1.5mm2

IEC 60947-5, GB 14048.5;TV, CE, CCC.


11

12 14

91

92 94


Release should be used and ordered together with Nader MCB.

Width (mm): 9Notes:After clipping on to NDM1 series MCB,Point 11 and 14 are connected when circuit is closed;Point 11 and 12 are connected when circuit is open.May be used in conjunction with a SD alarm switch or another OF auxiliary switch.

Width (mm): 9

Notes:After clipping on to NDM1 series MCB,Point 91 and 92 are connected when circuit is closed;Point 91 and 94 are connected when the breaker trips due to fault;Point 91 and 92 are connected when the breaker trips by manual operation. Meanwhile, point 91 and 94 are disconnected.May be used in conjunction with a OF auxiliary switch or another SD alarm switch.

MX+OF Shunt ReleaseApplicationLinked to the right side of NDM1A series MCB.

Remote control

Specifications

Control voltage AC 230V/400V DC 24V/48V

Width (mm): 18

Active transfer contact

Note: At DC24V, above design of shunt control circuit is recommended

ZJ: DC24V intermediate relay

N or -

MCB closedMCB open

L or +

C2C1

14

12

SB

L1 L2 ZJ

DC24VA1 A2

Power input

ZJ

MX+OF K

16

Brand code

Product code

Design code

Frame rating (A)


Rated current (A)

NDB1 Series Miniature Circuit Breaker (1P+N)

ND B C1 32

15

B Miniature Circuit Breaker

NDB1-32

1

32

C

6, 10, 16, 20, 25, 32


IEC 60898-1, GB 10963.1; CCC.

Application

Working Condition

Dimension

Specifications

TT/TN-S grounding system

Phase and neutral protection against short circuit and overload


Air humidity: 95%

Altitude: 2000m

Pollution degree:

No significant shock or vibration Wiring Capacity

10mm2

Product Features

Phase and neutral are both switched when circuit opens or trips because of failure

Phase connected early and disconnected late



RoHS complied.

Rated working voltage: AC230V


Tripping characteristic: C: 5-10In

Breaking capacity: 4.5kA



NDB1-32

NDB1-32

NDB1-32

NDB1-32

NDB1-32

NDB1-32

6

10

16

20

25

32

18

Width (mm)

C

Curve

6

10

16

20

25

32

Rated Current (A)

1P+N

6040

80m

ax

5.5

45

70.5max

18max

No. Implication

18

Brand code

Product code

Design code


Frame rating


Rated current (A)

NDB1L Series Residual Current Circuit Breaker with Overload Protection

ND B C1 L 32

17


UL1053, IEC61009-1, GB16917.1;

UL1053 (for NDB1L C10 30mA), TV, CE, CCC.

Application

Working Condition

Dimension

Specifications


Phase and neutral protection against short circuit, overload and earth leakage


Air humidity: 95%

Altitude: 2000m

Pollution degree:


Wiring Capacity

10mm2

Product Features





RoHS complied

Rated working voltage: AC230



Rated residual operating current: 30mA


Release type: AC, electronic type



NDB1L-32

NDB1L-32

NDB1L-32

NDB1L-32

NDB1L-32

NDB1L-32

6

10

16

20

25

32

36

Width (mm)

C

Curve

30

Rated ResidualOperating Current (A)

6

10

16

20

25

32

Rated Current(A)

7


NDB1L-32

1

L

32

C

6, 10, 16, 20, 25, 32

1P+N

T

36max40

45

78m

ax

N

NLOAD

LINE

68.5

70.3max

5.5

No. Implication


20

Brand code

Product code

Design code


Overvoltage protection

Frame rating (A)


Rated current (A)

NDB1LG Series Residual Current Circuit Breaker with Overload and Overvoltage Protection

ND B C1 L 32

19


IEC 61009-1, GB 16917.1; CCC.

Application

Working Condition

Dimension

Specifications


Phase and neutral protection against short circuit, overload, earth leakage and overvoltage


Air humidity: 95%

Altitude: 2000m

Pollution degree:


Wiring Capacity

10mm2

Product Features





RoHS complied

Rated working voltage: AC230



Rated residual operating current: 30mA


Overvoltage: AC280V5%

Release type: AC, electronic type


Number of Poles

36

Width (mm)

C

Curve

30

Rated ResidualOperating Current (A)

6

10

16

20

25

32

Rated Current(A)

8765

8

1P+N

T

36max40

45

78m

ax

N

NLOAD

LINE

68.5

70.3max

5.5

G Part No.

NDB1LG-32

NDB1LG-32

NDB1LG-32

NDB1LG-32

NDB1LG-32

NDB1LG-32

6

10

16

20

25

32


NDB1LG-32

1

L

G

32C

6, 10, 16, 20, 25, 32

No. Implication


22

Brand code

Product code

Design code

Frame rating (A)


Rated current (A)

Number of poles

NDB2-63 Series Miniature Circuit Breaker

ND B 2 63

21


UL1077, IEC60898-1, GB 10963.1;

UL1077, TV, CE, CB, CCC.

Application

Working Condition

Dimension

Specifications

Curve B: Non-inductive or micro-inductive loads





Air humidity: 95%

Altitude: 2000m

Pollution degree:


Wiring Capacity

35mm2

Product Features

High breaking capacity

Modularized

Visual indicator




RoHS complied




Tripping characteristic: B: 3-5In; C: 5-10In; D: 10-14In

Breaking capacity:


Number of Poles

18

Width (mm)

BCD

Curve

1

2

4

6

10

16

20

25

32

40

50

63


NDB2-63

2

63

B, C, D

1, 2, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63

1, 2, 3, 4

7 Part No.

1/1

2/1

4/1

6/1

10/1

16/1

20/1

25/1

32/1

40/1

50/1

63/1

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

1P

2

1

18max

36max

54max

72max4P

3P

2P

1P

21

45

60

74max

5.5

45

81.5

1~63

Rated current(A)

Voltage (V) Breakingcapacity(kA)

AC230/400 10

No. Implication

RatedCurrent (A)

Brand code

Product code

Design code

Frame rating (A)


Rated current (A)

Number of poles

2423

Number of Poles Curve

B, C, D

B, C, D

B, C, D

Width(mm)

54

72

36

Part No.

1/2

2/2

4/2

6/2

10/2

16/2

20/2

25/2

32/2

40/2

50/2

63/2

1/3

2/3

4/3

6/3

10/3

16/3

20/3

25/3

32/3

40/3

50/3

63/3

1/4

2/4

4/4

6/4

10/4

16/4

20/4

25/4

32/4

40/4

50/4

63/4

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

NDB2-63

RatedCurrent (A)

1

2

4

6

10

16

20

25

32

40

50

63

1

2

4

6

10

16

20

25

32

40

50

63

1

2

4

6

10

16

20

25

32

40

50

63

1 3 5

2

3P

4 6

2P

2 4

1 3

NDB2T-63 Series Miniature Circuit Breaker

ND B 2T 63


IEC60947-2, GB 14048.2; CCC

Application

Curve B: Non-inductive or micro-inductive loads






NDB2T-63

2T

63

B, C, D

1, 2, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63

1, 2, 3, 4

7

Working Condition Specifications


Air humidity: 95%

Altitude: 2000m

Pollution degree:


Wiring Capacity

35mm2

Product Features


Modularized

Visual indicator




RoHS complied




Rated impulse withstand voltage: 6kV

Tripping characteristic:

B: 4In20%; C: 8In20%; D: 12In20%

Breaking capacity

1~63

Rated current(A)

Voltage (V) Breakingcapacity(kA)

AC230/400 10

4P

1 3 5 7

2 4 6 8

No. Implication

2625

Dimension

Number of Poles

18

Width(mm)

B, C, D

Curve

1

2

4

6

10

16

20

25

32

40

50

63

Rated Current(A) Part No.

1/1

2/1

4/1

6/1

10/1

16/1

20/1

25/1

32/1

40/1

50/1

63/1

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

1P

2

1


B, C, D

B, C, D

B, C, D

Width (mm)

36

54

72

Part No.

1/2

2/2

4/2

6/2

10/2

16/2

20/2

25/2

32/2

40/2

50/2

63/2

1/3

2/3

4/3

6/3

10/3

16/3

20/3

25/3

32/3

40/3

50/3

63/3

1/4

2/4

4/4

6/4

10/4

16/4

20/4

25/4

32/4

40/4

50/4

63/4

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

NDB2T-63

Rated Current (A)

1

2

4

6

10

16

20

25

32

40

50

63

1

2

4

6

10

16

20

25

32

40

50

63

1

2

4

6

10

16

20

25

32

40

50

63

1 3 5

2

3P

4 6

4P

1 3 5 7

2 4 6 8

2P

2 4

1 3

18max

36max

54max

72max4P

3P

2P

1P

21

4560

74max

5.5

45

81.5

28

Brand code

Product code

Design code

Frame rating (A)


Rated current (A)

Number of poles

NDB2-63K Series Miniature Circuit Breaker (1P+N)

ND B K C2 63

27


NDB2-63K

2

63

K

6, 10, 16, 20, 25, 32, 40, 50, 63

C


IEC 60898-1, GB 10963.1; CCC

Application

Working Condition

Dimension

Specifications


Phase and neutral protection against short circuit and overload


Air humidity: 95%

Altitude: 2000m

Pollution degree:

No significant shock or vibrationWiring Capacity

35mm2

Product Features





Rated working voltage: AC230V


Trip characteristic: C: 5-10In

Breaking capacity: 6kA



NDB2-63K

NDB2-63K

NDB2-63K

NDB2-63K

NDB2-63K

NDB2-63K

NDB2-63K

NDB2-63K

NDB2-63K

6

10

16

20

25

32

40

50

63

36

Width (mm)

C

Curve

6

10

16

20

25

32

40

50

63

Rated Current (A)

36max

74max

60

45

45

21

5.5

81.5

71P+N

No. Implication

30

Brand code

Product code

Design code

DC

Frame rating (A)


Rated current (A)

Number of poles

No.

NDB2Z-63 Series DC Miniature Circuit Breaker

ND B 2 Z 63

29


UL1077, IEC60898-2, GB 10963.2;

UL1077, TV, CE, CB, CCC.

Application

Working Condition

Dimension

Specifications

Curve B: DC non-inductive or micro-inductive loads

Curve C: DC usual inductive loads


Ambient temperature: -35~+70

Air humidity: 95%

Altitude: 2000m

Pollution degree:


Wiring Capacity

35mm2

Product Features


Modularized

Visual indicator




RoHS complied


Tripping characteristic: B: 4-7In; C: 7-15In


Number of Poles

18

Width (mm)

B, C

Curve

7 8

8


NDB2Z-63

2

Z

63

B, C

1, 2, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63

1, 2

Pole number

1P

2P, 3P, 4P

1P

2P, 3P, 4P

1~63A

1~63A

Rated current(A)

DC125V

DC250V

DC220V

DC440V

Voltage (V)

10kA

6kA

Breakingcapacity (kA)

Part No.

NDB2Z-63 1/1

NDB2Z-63 2/1

NDB2Z-63 4/1

NDB2Z-63 6/1

NDB2Z-63 10/1

NDB2Z-63 16/1

NDB2Z-63 20/1

NDB2Z-63 25/1

NDB2Z-63 32/1

NDB2Z-63 40/1

NDB2Z-63 50/1

NDB2Z-63 63/1

Rated Current (A)

1

2

4

6

10

16

20

25

32

40

50

63

1P

1

2

36max

74max

60

45

45

21

5.5

81.5

Implication

Brand code

Product code

Design code

Residual current release

Electronic type

Frame rating (A)


Rated current (A)

Number of poles

32

NDB2LE Series Residual Current Modular

ND B 2 L


IEC 61009-1, GB 16917.1;

TV, CE, CCC.

Application

Protection against earth leakage faults


Dimension (With MCB)

E 63

89


NDB2LE

2

L

E

63

B, C, D

1, 2, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63

1PN, 2P, 3P, 3PN, 4P

987

Working Condition

1PN, 2P

Specifications


Air humidity: 95%

Altitude: 2000m

Pollution degree:


RoHS complied

Wiring Capacity

35mm2

Rated working voltage: AC230V (1PN, 2P)

AC400V (3P, 3PN, 4P)

Rated residual operating current: 30mA(6mA, 10mA, 100mA, 300mA can be customized)


31

Number of Poles Width (mm)

36

Part No.

Wiring Schametics

NDB2Z-63 1/2

NDB2Z-63 2/2

NDB2Z-63 4/2

NDB2Z-63 6/2

NDB2Z-63 10/2

NDB2Z-63 16/2

NDB2Z-63 20/2

NDB2Z-63 25/2

NDB2Z-63 32/2

NDB2Z-63 40/2

NDB2Z-63 50/2

NDB2Z-63 63/2

Rated Current (A)

1

2

4

6

10

16

20

25

32

40

50

63

2P

1 3

2 4

7254

2P

7560

45

45 90.5

1PN

1

2

L- L+

+-

L- L+

1 3

2

+ -

L+ L-

1 3

L- L+

L-L+

1 3

1

2

-+

+ 4

3

+-

L- L+M

1

2 + 4

3

L+ L- M

-+

+-

1P (A)

2P (D)

2P (B) 2P (C)

1 3

Load

Top Leading-in Top Leading-in Bottom Leading-in Top Leading-in Bottom Leading-in

Top Leading-in Bottom Leading-in

Notes:

1) L+: Positive pole of power

L-: Negative pole of power

2) Positive pole of breaker Negative pole of breaker3) Normally Lgrounds in DC power system

while neutral line Mgrounds in AC power system.

+

For 3-pole and 4-pole NDB2Z-63 series MCB can be ordered upon special request.

No. Implication

34

3P, 3PN, 4P

33

2P

2 4

1 3


B, C, D

B, C, D

Width(mm)

54

72

Rated Current(A)

1

2

4

6

10

16

20

25

32

40

50

63

1

2

4

6

10

16

20

25

32

40

50

63

1PNN

N 2

1

Part No.

NDB2LE-63 1/1PN

NDB2LE-63 2/1PN

NDB2LE-63 4/1PN

NDB2LE-63 6/1PN

NDB2LE-63 10/1PN

NDB2LE-63 16/1PN

NDB2LE-63 20/1PN

NDB2LE-63 25/1PN

NDB2LE-63 32/1PN

NDB2LE-63 40/1PN

NDB2LE-63 50/1PN

NDB2LE-63 63/1PN

NDB2LE-63 1/2

NDB2LE-63 2/2

NDB2LE-63 4/2

NDB2LE-63 6/2

NDB2LE-63 10/2

NDB2LE-63 16/2

NDB2LE-63 20/2

NDB2LE-63 25/2

NDB2LE-63 32/2

NDB2LE-63 40/2

NDB2LE-63 50/2

NDB2LE-63 63/2

Release should be released first during MCB dielectric test

NDB2LE-63 3PN can be ordered upon special request


117

135

135

Curve

B, C, D

B, C, D

B, C, D

Rated Current(A)

1

2

4

6

10

16

20

25

32

40

50

63

1

2

4

6

10

16

20

25

32

40

50

63

1

2

4

6

10

16

20

25

32

40

50

63

3PN

N 1 3 5

N 2 4 6

4P

1 3 5 7

2 4 6 8

3P

1 3 5

2 4 6

Part No.

NDB2LE-63 1/3

NDB2LE-63 2/3

NDB2LE-63 4/3

NDB2LE-63 6/3

NDB2LE-63 10/3

NDB2LE-63 16/3

NDB2LE-63 20/3

NDB2LE-63 25/3

NDB2LE-63 32/3

NDB2LE-63 40/3

NDB2LE-63 50/3

NDB2LE-63 63/3

NDB2LE-63 1/3PN

NDB2LE-63 2/3PN

NDB2LE-63 4/3PN

NDB2LE-63 6/3PN

NDB2LE-63 10/3PN

NDB2LE-63 16/3PN

NDB2LE-63 20/3PN

NDB2LE-63 25/3PN

NDB2LE-63 32/3PN

NDB2LE-63 40/3PN

NDB2LE-63 50/3PN

NDB2LE-63 63/3PN

NDB2LE-63 1/4

NDB2LE-63 2/4

NDB2LE-63 4/4

NDB2LE-63 6/4

NDB2LE-63 10/4

NDB2LE-63 16/4

NDB2LE-63 20/4

NDB2LE-63 25/4

NDB2LE-63 32/4

NDB2LE-63 40/4

NDB2LE-63 50/4

NDB2LE-63 63/4

75135

1173PN, 4P

3P

60

45

45 90.5

Dimension

Brand code

Product code

Design code

Frame rating (A)

Rated current (A)

Number of poles

3635

OF2 Auxiliary Switch

Application

Linked to the left side of NDB2 series MCB, to indicate the OPEN or CLOSED status of the associated breaker

Specifications

Width (mm): 9

AC

DC

DC

Voltage

415V

130V

24V

Current

3A

1A

6A

AC

DC

Voltage

240V

48V

Current

6A

2A

SD2 Alarm Switch

Wiring Capacity

Application

Linked to the left side of NDB2 series MCB, to indicate the tripping status of the associated breaker

Specifications

Width (mm): 9

AC

DC

DC

Voltage

415V

130V

24V

Current

3A

1A

6A

AC

DC

Voltage

240V

48V

Current

6A

2A

Single line: 2.5mm2 Double line: 1.5mm2

11

12 14

949291

NDG1 Series Disconnect Switch

ND G 1 100

G Switch Disconector

NDG1-100

1

100

32, 63, 100

1, 2, 3, 4


IEC 60947-3, GB 14048.3;

TV, CE, CCC.

Application

Close, open or disconnect the circuit


Working Condition


Air humidity: 95%

Altitude: 2000m

Pollution degree:


Wiring Capacity

4mm2 , 50 4mm2 (Minimum 4mm2 for BV)

Specifications

Rated working voltage: AC230/400V


Switching capacity:3InA(400V, cos=0.65)

Rated short current making capacity:2000A(400V, cos=0.9)

Rated short-time withstand current2000A(400V, 1s)

IEC 60947-5, GB 14048.5;

TV, CE, CCC.


Notes: After clipping on to NDB2 series MCB, Point 11 and 14 are connected when circuit is closed; Point 11 and 12 are connected when circuit is open. May be used in conjunction with a SD2 alarm switch or another OF2 auxiliary switch.

Notes: After clipping on to NDM1 series MCB,Point 91 and 92 are connected when circuit is closed;Point 91 and 94 are connected when the breaker trips due to fault;Point 91 and 92 are connected when the breaker trips by manual operation. Meanwhile, point 91 and 94 are disconnected.May be used in conjunction with a OF2 auxiliary switch or another SD2 alarm switch.

No. Implication

3837


18

18

18

36

36

36

54

54

54

72

72

72

Part No.

32/1

63/1

100/1

32/2

63/2

100/2

32/3

63/3

100/3

32/4

63/4

100/4

NDG1-100

NDG1-100

NDG1-100

NDG1-100

NDG1-100

NDG1-100

NDG1-100

NDG1-100

NDG1-100

NDG1-100

NDG1-100

NDG1-100

Rated Current (A)

32

63

100

32

63

100

32

63

100

32

63

100

AC 250V 6A

AC 415V 3A

11

1214

OF3 Auxiliary Switch

Application

Linked to the left side of NDG1-100 series disconnect switch to indicate the OPEN or CLOSED status

Specification


Width (mm): 18

Note: Clip onto NDG1-100 switch disconnector.

Point 11 and 14 is connected when circuit is closed;

Point 11 and 12 is connected when circuit is opened.

IEC 60947-5, GB 14048.5;

TV, CE, CCC

Wiring Capacity

Tripping Curve

5

21

10000 5000

1h20001000

500

200100

50

2010

0.5

0.20.1

0.05

0.020.01

0.005

0.0020.001

0.5 1 2 3 4 5 7 10 20 30 5070100200 l/ln

Curve B (3~5In)

NDM1-63, NDB2-63, NDB2LE-63

5

21

10000 5000

1h20001000

500

200100

50

2010

0.5

0.20.1

0.05

0.020.01

0.005

0.0020.001

0.5 1 2 3 4 5 7 10 20 30 5070100200 l/ln

Curve C (5~10In)

NDM1-63, NDB2-63, NDB2LE-63NDB1-32, NDB1LG-32

10mm2

Curve D (10~14In)

NDM1-63, NDB2-63, NDB2LE-63

5

21

10000 5000

1h20001000

500

200100

50

2010

0.5

0.20.1

0.05

0.020.01

0.005

0.0020.001

0.5 1 2 3 4 5 7 10 20 30 5070100200 l/ln

4039

Tripping Curve Temperature Derating

Curve C 8In (120%)

NDM1-125

5

21

10000 5000

1h20001000

500

200100

50

2010

0.5

0.20.1

0.05

0.020.01

0.005

0.0020.001

0.5 1 2 3 4 5 7 10 20 30 5070100200 l/ln

Curve D 12In (120%)

NDM1-125

5

21

10000 5000

1h20001000

500

200100

50

2010

0.5

0.20.1

0.05

0.020.01

0.005

0.0020.001

0.5 1 2 3 4 5 7 10 20 30 5070100200 l/ln

Curve B (4~7In)

NDB2Z-63

0.5 1 2 3 4 5 7 10 20 30 5070100200 l/ln

10000 5000

1h20001000

500

200100

50

2010

0.5

0.20.1

0.05

0.020.01

0.005

0.0020.001

Curve C (7~15In)

NDB2Z-63

0.5 1 2 3 4 5 7 10 20 30 5070100200 l/ln

10000 5000

1h20001000

500

200100

50

2010

0.5

0.20.1

0.05

0.020.01

0.005

0.0020.001

(A)

()

1

3

6

10

16

20

25

32

40

50

63

80

100

125

1.25

3.83

7.58

13.62

20.43

25.28

31.72

40.46

50.86

63.97

82.06

130

155

265

-30

1.27

3.89

7.70

13.89

20.78

25.67

32.21

41.04

51.63

64.92

83.48

135

160

275

-35

1.23

3.76

7.46

13.35

20.08

24.88

31.22

39.82

50.04

62.92

80.64

126

150

255

-25

1.21

3.70

7.34

13.07

19.75

24.47

30.70

39.17

40.21

61.86

79.19

122

146

245

-20

1.19

3.64

7.21

12.81

19.40

24.06

30.18

38.51

48.37

60.77

77.72

118

142

235

-15

1.17

3.57

7.09

12.53

19.05

23.64

29.65

37.84

47.51

59.67

76.22

115

137

225

-10

1.15

3.50

6.96

12.23

18.70

23.22

29.10

37.15

46.63

58.54

74.70

112

133

215

-5

1.13

3.44

6.83

11.93

18.33

22.78

28.55

36.47

45.74

57.40

73.14

108

129

205

0

1.10

3.37

6.70

11.63

17.96

22.34

27.98

35.75

44.83

56.23

71.54

104

125

195

5

1.08

3.30

6.56

11.33

17.58

21.89

27.41

35.03

43.90

55.05

69.91

99

122

185

10 15

1.06

3.22

6.42

11.01

17.20

21.43

26.82

34.30

42.95

53.81

68.24

95

118

175

1

3

6

10

16

20

25

32

40

50

63

80

100

125

20

1.05

3.14

6.27

10.67

16.80

20.96

26.22

33.54

41.98

52.56

66.53

91

114

165

25

1.02

3.06

6.14

10.34

16.40

20.47

25.61

32.77

40.99

51.28

64.78

88

111

155

30

1.00

3.00

6.00

10.00

16.00

20.00

25.00

32.00

40.00

50.00

63.00

85

108

145

35

0.97

2.92

5.84

9.63

15.55

19.47

24.33

31.17

38.93

47.82

60.11

82

103

135

40

0.94

2.84

5.68

9.24

15.11

18.95

23.67

30.34

37.85

46.24

58.19

80

100

125

45

0.91

2.76

5.52

8.85

14.66

18.42

23.00

29.48

36.75

44.81

56.21

75.5

94

115

50

0.89

2.67

5.36

8.45

14.20

17.87

22.28

28.60

35.61

43.33

54.16

72.5

88

105

55

0.86

2.58

5.19

8.01

13.71

17.30

21.56

27.69

34.43

41.81

52.03

68

82

95

60

0.83

2.49

5.01

7.55

13.21

16.71

20.80

26.75

33.21

40.23

49.81

64.5

75

85

65

0.80

2.38

4.83

7.06

12.70

16.10

20.02

25.78

31.95

38.58

47.50

58

68

75

70

0.77

2.27

4.64

6.55

12.75

15.47

19.21

24.77

30.63

35.77

43.05

52.5

58

65

Note: Ambient temperature refers to the temperature inside the distribution board or switchgear where breakers are

mounted. For breakers below 63A, the reference number is 30, while 40 for breakers from 80A to 125A.

5

21

10000 5000

1h20001000

500

200100

50

2010

0.5

0.20.1

0.05

0.020.01

0.005

0.0020.001

0.5 1 2 3 4 5 7 10 20 30 5070100200 l/ln

Curve B 4In (120%)

NDB2T-63

5

21

10000 5000

1h20001000

500

200100

50

2010

0.5

0.20.1

0.05

0.020.01

0.005

0.0020.001

0.5 1 2 3 4 5 7 10 20 30 5070100200 l/ln

Curve C 8In (120%)

NDB2T-63

Curve D 12In (120%)

NDB2T-63

5

21

10000 5000

1h20001000

500

200100

50

2010

0.5

0.20.1

0.05

0.020.01

0.005

0.0020.001

0.5 1 2 3 4 5 7 10 20 30 5070100200 l/ln

Rated current

Ambienttemperature

(A)

()Rated current

Ambienttemperature

Correcting current (A)

Correcting current (A)

42

Brand code

Product code

Design code

Rated current (A)

Number of holes

Width modular

NDA1 Series Modular Socket

ND A 1

41

A Modular Socket

NDA1

1

10, 16, 25

2, 3, 4

2, 4, 6, 8


IEC 60884-1, GB 2099.1; CCC.


Connect electric equipment

Modularization

Standard TH35mm mounting

RoHS complied

Product Features

Schematic Part No.

NDA1-10/22

NDA1-16/34

NDA1-16/46

Specification

Single phase,

two holes

Single phase,

three holes

Three phase,

four holes

Three phase,

four holesNDA1-25/48

18

36

Width (mm)

54

72

10

16

Rated Current(A)

16

25

250

250

440

440

Rated WorkingVoltage (V)

2: Single phase, two holes

3: Single phase, three holes

4: Three phase, four holes

Rated current

Number of Holes

Width modular One modular width: 9mm

25A

4

8

16A

4

4 6

3

10A

2

2

No. Implication

44

Brand code

Product code

Design code

Frame rating (A)

Number of p ooles

Width (mm)

NDH1 Series Busbar

ND H 1

H Busbar

NDH1

1

63, 100

43

1P, 2P, 3P


Consist of comb copper bar and insulated cover.

Use T2 pure copper plate for copper bar and enhanced flame retardant PVC for insulated cover.

Compact and simple usage.

IP20 Protection degree

Product Features

By pole number: 1-Pole, 2-Pole, 3-Pole

By length: Multiple of 18mm, also can be customized, and 60 kits at most (1080 mm).

By kit number: the poles that are linked.

Product Type

Specification

Rated insulation voltage: 500V

Rated current: up to 100A

Conventional thermal current: 100A

Impulse voltage withstand: 6kV

Short-time withstand current: 25kA/0.5s

Power frequency voltage withstand: 2500V (AC 50Hz); No breakdown and flashover within 1 minutes.

Application

NDH1 series busbar is used to link MCB line terminals of the same phase. It can also be used to link terminal apparatus in the same way.

No. Implication

46

Brand code

Product code

Design code

Frame rating (A)

Number of poles

Width (mm)

NDH2 Series Busbar

45

Application

NDH2-63 series busbar is used to link MCB line terminals of the same phase. It can also be used to link

terminal apparatus in the same way.

ND H 2

H Busbar

NDH2

2

63

1P, 3P


63

Consist of comb copper bar and insulated cover.

Use T2 pure copper plate for copper bar and enhanced flame retardant PVC for insulated cover.

Compact and simple usage.

IP20 Protection degree

Product Features

By pole number: 1-Pole, 3-Pole

By length: Multiple of 18mm, also can be customized, and 60 kits at most (1080 mm).

By kit number: the poles that are linked.

Product Type

Specification

Rated insulation voltage: 500V

Rated current: up to 100A

Conventional thermal current: 63A

Impulse voltage withstand: 6kV

Short-time withstand current: 25kA/0.5s

Power frequency voltage withstand: 2500V (AC 50Hz); No breakdown and flashover within 1 minutes

No. Implication

MCB P01-02MCB P03-04MCB P05-06MCB P07-08MCB P09-10MCB P11-12MCB P13-14MCB P15-16MCB P17-18MCB P19-20MCB P21-22MCB P23-24MCB P25-26MCB P27-28MCB P29-30MCB P31-32MCB P33-34MCB P35-36MCB P37-38MCB P39-40MCB P41-42MCB P43-44MCB P45-46MCB P47-48

Nader MCB

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