Thermal Overcurrent Circuit Breaker 3120-F7.. · 1 0.1 +23 °C +73.4°F +60°C +140 °F-30°C-22°F...
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1 ☎ Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com Issue F 77 Authority Voltage ratings Current ratings VDE, Semko AC 240 V, DC 28 V 0.1...20 A (EN 60934) DC 50 V 0.1...20 A double pole DC 50 V 0.1...10 A single pole LRoS, BV AC 250 V, DC 28 V 0.1...20 A UL, CSA AC 250 V, DC 50 V 0.1...20 A Voltage rating AC 240 V; DC 50 V (AC 250 V UL/CSA) (AC 415 V to special order) Current ratings 0.1...20 A (up to 30 A to special order, single pole only) Typical life 50,000 operations for IN ≤16 A double pole 30,000 operations for IN ≤16 A single pole, 10,000 operations for IN >16 A Ambient temperature -30...+60 °C (-22...+140 °F) Insulation co-ordination Rated impulse Pollution (IEC 60664 and 60664 A) withstand voltage degree 2.5 kV 2 reinforced insulation in operating area Dielectric strength (IEC 60664 and 60664A) Test voltage operating area AC 3,000 V between poles (2 pole) AC 1,500 V Insulation resistance >100 MΩ (DC 500 V) Interrupting capacity Icn 0.1...2 A 10 x IN 2.5...20 A 250 A 2 pole, or 150 A 1 pole Interrupting capacity IN UN 2 pole (UL 1077) 0.1... 2 A AC 250 V 200 A 2.5... 3 A AC 250 V 1,000 A 3.5... 8 A AC 250 V 2,000 A 9 ... 16 A AC 250 V 3,500 A 18... 20 A AC 250 V 5,000 A 0.1...20 A DC 50 V 1,000 A Degree of protection operating area IP 40 (IEC 60529/DIN 40050) (IP 54 with water splash protection) terminal area IP 00 Vibration 8 g (57-500 Hz), ±0.61 mm (10-57 Hz) to IEC 60068-2-6, Test Fc 10 frequency cycles/axis Shock 30 g (11 ms) to IEC 60068-2-27, Test Ea Corrosion 96 hours at 5 % salt mist, to IEC 60068-2-11, Test Ka Humidity 240 hours at 95 % RH, to IEC 60068-2-3, Test Ca Mass approx. 33 g (double pole) approx. 27 g (single pole) Packaging quantities: 20, 25, 35, 50 or 60 pcs depending on the version Thermal Overcurrent Circuit Breaker 3120-F7.. Description E-T-A’s proven type 3120 in a new attractive styling (S-type TO CBE to EN 60934 with trip free mechanism) offering the choice of single pole, double pole with single pole protection, and double pole with protec- tion on both poles. Designed for snap-in panel mounting with illumina- tion as an option. Under overload conditions the rocker returns to the OFF position. Any one of the following additional function modules can be supplied factory fitted to the rear of the switch/circuit breaker. ● Under voltage release coil (for double pole versions only). ● Magnetic trip coil for short circuit protection. ● Magnetic trip coil for remote relay trip. ● Auxiliary contacts for status signalling. ● Mechanical slide interlock. Approved to CBE standard EN 60934 (IEC 60934). Available accessories: water splash protection and actuator guard to prevent inadvertent operation. Technical data 3120-F7.. Approvals Current Internal rating resistance per (A) pole (Ω) 0.1 94 0.2 24 0.3 12 0.4 5.30 0.5 4.20 0.6 2.90 0.8 1.50 1 0.9 1.2 0.80 1.5 0.45 2 0.27 2.5 0.0785 3 0.0595 3.5 0.0565 4 0.0435 4.5 0.0435 5 0.0325 6 0.0215 7 0.0165 8 0.0165 10 <0.02 12 <0.02 14 <0.02 16 <0.02 18 < 0.02 20 < 0.02 Standard current ratings and typical internal resistance values Typical applications Motors, transformers, solenoids, extra low voltage wiring systems, office machines, electro-medical equipment, power supplies, communications systems, boating. Current Internal rating resistance per (A) pole (Ω) operating voltage power consumption filament/neon LED 6 V 60 mA 9 mA 12 V 20 mA 9 mA 24 V 20 mA 9 mA 48 V 20 mA 1,5 mA 115 V < 1 mA < 1 mA* 230 V < 1 mA < 1 mA* 415 V < 1 mA *** * single pole version only *** not available Illumination voltage/power consumption All dimensions without tolerances are for reference only. In the interest of improved design, performance and cost effectiveness the right to make changes in these specifications without notice is reserved.Product markings may not be exactly as the ordering codes. Errors and omissions excepted. W E N
Transcript of Thermal Overcurrent Circuit Breaker 3120-F7.. · 1 0.1 +23 °C +73.4°F +60°C +140 °F-30°C-22°F...
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Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.comIssue F 77
Authority Voltage ratings Current ratings
VDE, Semko AC 240 V, DC 28 V 0.1...20 A
(EN 60934) DC 50 V 0.1...20 A double pole
DC 50 V 0.1...10 A single pole
LRoS, BV AC 250 V, DC 28 V 0.1...20 A
UL, CSA AC 250 V, DC 50 V 0.1...20 A
Voltage rating AC 240 V; DC 50 V (AC 250 V UL/CSA)(AC 415 V to special order)
Current ratings 0.1...20 A (up to 30 A to special order, single pole only)
Typical life 50,000 operations for IN ≤16 A double pole30,000 operations for IN ≤16 A single pole,10,000 operations for IN >16 A
Ambient temperature -30...+60 °C (-22...+140 °F)
Insulation co-ordination Rated impulse Pollution(IEC 60664 and 60664 A) withstand voltage degree
2.5 kV 2reinforced insulation in operating area
Dielectric strength(IEC 60664 and 60664A) Test voltage
operating area AC 3,000 Vbetween poles (2 pole) AC 1,500 V
Insulation resistance >100 MΩ (DC 500 V)
Interrupting capacity Icn 0.1...2 A 10 x IN2.5...20 A 250 A 2 pole, or 150 A 1 pole
Interrupting capacity IN UN 2 pole(UL 1077) 0.1... 2 A AC 250 V 200 A
2.5... 3 A AC 250 V 1,000 A3.5... 8 A AC 250 V 2,000 A9 ... 16 A AC 250 V 3,500 A18... 20 A AC 250 V 5,000 A0.1...20 A DC 50 V 1,000 A
Degree of protection operating area IP 40(IEC 60529/DIN 40050) (IP 54 with water splash protection)
terminal area IP 00
Vibration 8 g (57-500 Hz), ±0.61 mm (10-57 Hz)to IEC 60068-2-6, Test Fc10 frequency cycles/axis
Shock 30 g (11 ms)to IEC 60068-2-27, Test Ea
Corrosion 96 hours at 5 % salt mist,to IEC 60068-2-11, Test Ka
Humidity 240 hours at 95 % RH,to IEC 60068-2-3, Test Ca
Mass approx. 33 g (double pole)approx. 27 g (single pole)
Packaging quantities: 20, 25, 35, 50 or 60 pcs depending on the version
Thermal Overcurrent Circuit Breaker 3120-F7..
Description
E-T-A’s proven type 3120 in a new attractive styling (S-type TO CBE toEN 60934 with trip free mechanism) offering the choice of single pole,double pole with single pole protection, and double pole with protec-tion on both poles. Designed for snap-in panel mounting with illumina-tion as an option. Under overload conditions the rocker returns to theOFF position.Any one of the following additional function modules can be suppliedfactory fitted to the rear of the switch/circuit breaker. Under voltage release coil (for double pole versions only). Magnetic trip coil for short circuit protection. Magnetic trip coil for remote relay trip. Auxiliary contacts for status signalling. Mechanical slide interlock.Approved to CBE standard EN 60934 (IEC 60934).Available accessories: water splash protection and actuator guard toprevent inadvertent operation.
Technical data
3120-F7..
Approvals
Current Internalrating resistance per(A) pole (Ω) 0.1 94
0.2 24
0.3 12
0.4 5.30
0.5 4.20
0.6 2.90
0.8 1.50
1 0.9
1.2 0.80
1.5 0.45
2 0.27
2.5 0.0785
3 0.0595
3.5 0.0565
4 0.0435
4.5 0.0435
5 0.0325
6 0.0215
7 0.0165
8 0.0165
10 <0.02
12 <0.02
14 <0.02
16 <0.02
18 < 0.02
20 < 0.02
Standard current ratings and typical internal resistance values
Typical applications
Motors, transformers, solenoids, extra low voltage wiring systems,office machines, electro-medical equipment, power supplies,communications systems, boating.
Current Internalrating resistance per(A) pole (Ω)
operating voltage power consumptionfilament/neon LED
6 V 60 mA 9 mA 12 V 20 mA 9 mA 24 V 20 mA 9 mA 48 V 20 mA 1,5 mA 115 V < 1 mA < 1 mA* 230 V < 1 mA < 1 mA* 415 V < 1 mA ***
* single pole version only*** not available
Illumination voltage/power consumption
All dimensions without tolerances are for reference only. In the interest of improved design,performance and cost effectiveness the right to make changes in these specifications withoutnotice is reserved.Product markings may not be exactly as the ordering codes. Errors andomissions excepted.
WEN
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Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com78 Issue F
Thermal Overcurrent Circuit Breaker 3120-F7..
Ordering information Typical time/current characteristics
Single or double pole load
0.1...2 A
2.5...20 A
The time/current characteristic curve depends on the ambient temperatureprevailing. In order to eliminate nuisance tripping, please multiply the circuitbreaker current ratings by the derating factor shown below. See also section 9– Technical information.
Ambient temperature °F -22 -4 +14 +32 +73.4 +104 +122 +140 °C -30 -20 -10 0 +23 +40 +50 +60Multiplication factor 0.8 0.76 0.84 0.92 1 1.08 1.16 1.24
+23 °C+73.4 °F
+60 °C+140 °F
-30 °C-22 °F
1 2 4 6 8 10 20 40… times rated current
Trip
tim
e in
sec
ond
s
10000
1000
100
10
1
0.1
+23 °C+73.4 °F
+60 °C+140 °F
-30 °C-22 °F
1 2 4 6 8 10 20 40… times rated current
Trip
tim
e in
sec
ond
s
10000
1000
100
10
1
0.1
I
0
Q
Type No. 3120 rocker switch/circuit breaker
MountingF snap in frame
Size of frame panel thickness7 to fit mounting cut-out 44.5x2mm(1.75x.866 in) 1-4 mm(.039-.157 in)
Number of poles0 2 pole, unprotected, switch only1 1 pole, thermally protected2 2 pole, thermally protected5 2 pole, thermally protected on one pole only (terminals 11, 12k, 12i)6 1 pole, unprotected, switch only
Mounting frame designN grey frameP snap-on actuator guardQ snap-on water splash cover
Terminal configurationP7 blade terminals 2x2.8x0.8 mm (QC 2x.110) (terminals 12(k),
22(k),11, 21), not for under voltage module, not for switchH7 12(k), 22(k): blade terminals 2x2.8-0.8 (QC 2x.110)
11, 21: terminal screws, not for switchN7 as P7, but including shunt terminals 12(i) and 22 (i)
as blade terminals 2x2.8x0.8 mm(QC 2x.110)not for under voltage module
G7 as H7, but including shunt terminals 12(i) and 22 (i)as blade terminals 2x2.8x0.8 mm(QC 2x.110)Characteristic curveT1 thermal, 1.01-1.4 x INQ1 switch only
Actuator styleA rocker
Switch colour designation20 blue opaque30 blue translucent
Rocker markings
Q "I" and "0" moulded inPush button illuminationB filament, AC/DC
Illumination voltage range 0 4 - 7 V 1 10 - 14 V 2 20 - 28 V 3 90 - 140 V 4 185 - 275 V 5 42 - 54 V
Current ratings0.1...20 A
3120 - F 7 2 N - N7 T1 - A 20 Q B 4 - 10 A ordering example
3120 - F . 0 N - N7 Q1 - A 20 Q B 4 - 20 A (switch only)
N.B.Switch only versions must be specified with -N7 or -G7 terminals.Terminals 12(k) and 22(k) are not fitted.
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Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.comIssue F 79
Thermal Overcurrent Circuit Breaker 3120-F7..
Internal connection diagrams
12(i) 22(i)
11 21line
12(i)
12(k)
22(i)
22(k)load
line
load
12(k)load
11 line
12(i)
12(k)
22(i)
load
11 21line
12(i) 22(i)
11 21
2 pole,thermally protected on both poles
2 pole,thermally protected on one pole only
1 pole,thermally protected
2 pole,unprotected
Dimensions Installation drawing
Panel cut-out
This is a metric design and millimeter dimensions take precedence ( )mminch
33 1.30
33 1.30
.453
blade terminals DIN 46244-C-Ms-S(QC 2 x .110)
15.5
10
33.5
41
.118.138
.394
.610
1.61
15.5
34
44.2
8.9
12(i) 12(k) 11
-0,2
5.9
LINE
15.5
15.5
25
44.2
flat head screw ISO1580 M3.5x5-MStightening torque max. 0.8 Nm
blade terminals DIN 46244-C-Ms-S(QC 2 x .110)
8.9
33
10.7
2110
33.5
41
12(i) 12(k) 11
48±0.2
-0.2
3
LINE
18.8
60
34
44.8
10
12(i) 12(k) 11
11.5
LINE
18.6
60
.984
.610
1.89±.008
1.74 -.008
.118
1.30
.350
.421
.827
.118.138
.394
.610
1.61
.610
1.74 -.008
.350
.740
1.34
flat head screw ISO1580 M3.5x5-MStightening torque max. 0.8 Nm
10.7
21.421
.827
2.36
.232
1.76
2.361.34
.732
.394
.827
flat head screw ISO1580 M3.5x5-MStightening torque max. 0.8 Nm
blade terminals DIN 46244-C-Ms-S(QC 2 x .110)
10.7
21.421
15.5
3
41
.118.138
.610
1.61
3.5
Style -F7.N
Style -F7.P with actuator guard
Style -F7.Q with water splash cover
12(i) 12(k) 11LINE
mounting area
operating area
7 10
15.5
7 7 8
10
When installing the circuit breaker apply pressure on bezel only.
.276 .276 .315 .276 .394
.610
.394
max .059max. R1.5
min. 2
Edges of working parts: DIN 6784
1- 4
44.5+0.4
22+
0.3
max. R0.3
min .079.0
39 -
.157
1.75+.016max .012
.866
+.0
12
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Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.e-t-a.com80 Issue F
Thermal Overcurrent Circuit Breaker 3120-F7..
Accessories
Insulated cover Y 303 068 01
Terminal adapter Y 303 862 01
Retaining clip for 3120-F3... Y 303 676 01
Rear terminal shroud black Y 304 275 01 (IP64)
Translucent water splash cover with frame with actuator guard (IP 54) X 222 143 01
0.9
20
2.5
9.0
35
.354
.787
.098
4
413.5
3.7
blade terminal DIN 46244-C-Ms-S(QC 2x.110)
R3.5
.157.5
31
.157 .138
.146
50
70+
5
10
40.51.75
ø8
+0.5-0.251.59
.069+.020-.010
2.76
+.1
97
1.97
.394
.315
20.5
.807
This is a metric design and millimeter dimensions take precedence ( )mminch
44.5
22.5
52
2.5
0.8
1
1
without bends
sharp-edged
28.886
1.10
1.75
2.05
.039
.039
.031
.098
60
18.8
34
11.5
10.1
.740 .453
.3981.34
2.36
Frame with actuator guard Y 307 097 01
60
.74018.8
34
5.9
10.1
.232
.3981.34
2.36
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