Data sheet 3WL1225-2AA48-5GA4-Z C22+R16+R21+R30WITHDRAW. NON-AUT. CIRCUIT-B. WITH GUIDEFRAME 4-POLE, SIZE II, IEC IN=2500A TO 690V,AC50/60HZ ICU=66KA AT 500V W. CONNECTIONFLANGE

3WL1225-2AA48-5GA4-Z C22+R16+R21+R30 Subject to change without noticePage 1/7 06/28/2018 © Copyright Siemens

ModelProduct brand name SENTRONProduct designation ACBDesign of the auxiliary switch 4 NO + 4 NCDesign of the operating mechanism PushbuttonType of the driving mechanism Manual/motorized operating mechanism with

mechanical and electrical closingType of the driving mechanism / motor drive YesDesign of the overcurrent release without

General technical dataNumber of poles 4Size of the circuit-breaker 2Electrical endurance (switching cycles) / typical 15 000Usage category Bcircuit-breaker / Design 3WL1225Mechanical service life (switching cycles) / typical 15 000

VoltageRated insulation voltage Ui V 1 000

Protection classProtection class IP IP20Protective function of the overcurrent release without

DissipationPower loss [W] / for rated value of the current / at AC/ in hot operating state / per pole

W 173.3

ElectricityOperating current / at 45 °C / rated value A 2 500Continuous current / rated value A 2 500Short-time current resistance (Icw)

● limited to 0.5 s / rated value kA 66

● limited to 1 s / rated value kA 55

● limited to 2 s / rated value kA 39

● limited to 3 s / rated value kA 32

Main circuitOperating frequency

● 1 / rated value Hz 50

● 2 / rated value Hz 60

Operating voltage

● at AC / at 50/60 Hz / rated value V 690

Operating current

● at 40 °C / rated value A 2 500

3WL1225-2AA48-5GA4-Z C22+R16+R21+R30 Subject to change without noticePage 2/7 06/28/2018 © Copyright Siemens

● at 50 °C / rated value A 2 500

● at 55 °C / rated value A 2 500

● at 60 °C / rated value A 2 500

● at 65 °C / rated value A 2 500

● at 70 °C / rated value A 2 280

Auxiliary circuitNumber of NC contacts / for auxiliary contacts 4Number of NO contacts / for auxiliary contacts 4

SuitabilitySuitability for use Contact unit without release

Product detailsProduct component

● Trip indicator No

● Voltage trigger Yes

● undervoltage release No

Product extension / optional / motor drive No

Product functionProduct function

● Ground fault protection No

Display and operationDisplay version without display

Short circuitOperational short-circuit current breaking capacity(Ics)

● at 415 V / rated value kA 66

● at 500 V / rated value kA 66

● at 690 V / rated value kA 50

Maximum short-circuit current breaking capacity (Icu)

● at 415 V / rated value kA 66

● at 500 V / rated value kA 66

● at 690 V / rated value kA 50

ConnectionsArrangement of electrical connectors / for maincurrent circuit

Rear connection flange

Type of electrical connection / for main current circuit busbar connection

Mechanical DesignHeight mm 465.5Width mm 590Depth mm 429.5

3WL1225-2AA48-5GA4-Z C22+R16+R21+R30 Subject to change without noticePage 3/7 06/28/2018 © Copyright Siemens

Mounting type drawer unit

Environmental conditionsAmbient temperature

● during operation / minimum °C -25

● during operation / maximum °C 70

● during storage / minimum °C -40

● during storage / maximum °C 70

CertificatesReference code

● acc. to DIN EN 61346-2 Q

● acc. to DIN EN 81346-2 Q

General Product Approval Declaration ofConformity

Test Certificates ShippingApproval

Miscellaneous Special TestCertificate

Shipping Approval otherEnvironmentalConfirmations

otherMiscellaneous

Further informationIndustry Mall (Online ordering system)https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=3WL1225-2AA48-5GA4-Z C22+R16+R21+R30

Service&Support (Manuals, Certificates, Characteristics, FAQs,...)https://support.industry.siemens.com/cs/ww/en/ps/3WL1225-2AA48-5GA4-Z C22+R16+R21+R30

Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)http://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=3WL1225-2AA48-5GA4-Z C22+R16+R21+R30

CAx-Online-Generatorhttp://www.siemens.com/cax

Tender specificationshttp://www.siemens.com/specifications

3WL1225-2AA48-5GA4-Z C22+R16+R21+R30 Subject to change without noticePage 4/7 06/28/2018 © Copyright Siemens

123.

527

5

55

40270

480

465

7632

7.5

40

31

460

45

58

220

42

27

1.5

121

14

45 130 130 130

90

530

40

142.

5

282.

5

26

33

59

6928

7

M12

138139

590

3WL1225-2AA48-5GA4-Z C22+R16+R21+R30 Subject to change without noticePage 5/7 06/28/2018 © Copyright Siemens

-Q

-Q1

NN

L1L1

L2L2

L3L3

M

-S11

X5.2

X5.1

-Y1

X6.7

X6.8

-S20

X6.6

X6.5

-F1

X6.1

4X6

.13

X6.1

0X6

.9

-S1

X6.1

2X6

.11

X6.2

X6.1

-S2

X6.4

X6.3

X5.8

X5.7

-S3

X5.1

0X5

.9

X5.4

X5.3

-S4

X5.6

X5.5

2 4

-S30

1

Discon-nected

2 4

-S31

1

Test

2 4

-S32

1

Test

2 4

-S33

1

Con-nected

2 4

-S34

1

Con-nected

2 4

-S35

1

Con-nected

L / L+

N / L-

S11 (Internal motor shutdown switch, if spring is tensioned / Interner Motorabstellschalter, wenn Feder gespannt); F1 (1st auxiliary release / Erster Hilfsauslöser); S1 - S8 (Auxiliary switch / Hilfsschalter);

S20 (Ready to close signalling switch / Einschaltbereitschaftsmeldeschalter); Y1 (Closing coil / Einschaltmagnet);

3WL1225-2AA48-5GA4-Z C22+R16+R21+R30 Subject to change without noticePage 6/7 06/28/2018 © Copyright Siemens

last modified: 06/11/2018

3WL1225-2AA48-5GA4-Z C22+R16+R21+R30 Subject to change without noticePage 7/7 06/28/2018 © Copyright Siemens