Home β€Ί Manufacturers β€Ί Siemens β€Ί 3WL1212-4BB34-4AN2-Z
Siemens

Siemens 3WL1212-4BB34-4AN2-Z 3-Pole Fixed-Mounted Circuit Breaker

Siemens 3-pole fixed-mounted circuit breaker, Size II, 1250A.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide πŸŽ– Veteran-Owned
In Stock β€” Ready to Ship
ManufacturerSiemens
Part number3WL1212-4BB34-4AN2-Z
Type Fixed-mounted circuit breaker
Poles 3
Size II
Standards IEC
Get a price for 3WL1212-4BB34-4AN2-Z
Response within 1 business hour

All orders subject to availability

πŸ›‘
12-month warranty
All units tested
⚑
Same-day dispatch
Order by 2pm CST
🌐
Worldwide delivery
US, EU, Asia, Middle East
πŸŽ–
Veteran-owned
CAGE: 9NK75
3-pole configuration Fixed-mounted design IEC compliant Size II rating 1250A current rating 690V AC voltage rating 100kA interrupting capacity

The Siemens 3WL1212-4BB34-4AN2-Z is a 3-pole, fixed-mounted circuit breaker from the 3WL12 series, featuring a Size II rating. It meets IEC standards with a nominal current (In) of 1250A and a maximum voltage of 690V AC at 50/60Hz. This breaker boasts a high interrupt current capacity (Icu) of 100kA at 500V and is equipped with front connections at the top and bottom, utilizing dual-hole terminals.

This robust circuit breaker is engineered for critical applications in industrial power distribution and protection. It is ideal for large facilities, manufacturing plants, and infrastructure projects requiring high interrupting capacity and dependable performance.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens 3WL1212-4BB34-4AN2-Z with competitive pricing and reliable service. We are committed to helping you maintain operational efficiency by providing quality components. Choose Stanlo Automation for your automation needs and benefit from our dedication to customer support.

TypeFixed-mounted circuit breaker
Poles3
SizeII
StandardsIEC
Rated Current (In)1250A
Max Voltage690V AC
Frequency50/60Hz
Interrupting Capacity (Icu)100kA at 500V
ConnectionFront, top/bot. dual-hole
Industrial power distribution
High-capacity switchgear
Motor control centers
Large facilities
Manufacturing plants
Power generation
Siemens 3WL12 series switchgear Compatible with IEC 60947-2 standards High-power industrial electrical systems requiring 100kA Icu
Siemens 3WL12 breaker, 1250A Size II breaker, Siemens IEC circuit breaker
This circuit breaker is part of the Siemens 3WL12 series, designed for robust fixed-mounted installations. It serves as a high-capacity protection device for industrial power systems with superior interrupting capabilities.
Expert tip
The dual-hole front terminals provide flexibility for connecting multiple conductors or busbars, ensuring secure and robust electrical connections.
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
What is the maximum interrupting capacity of the Siemens 3WL1212-4BB34-4AN2-Z circuit breaker?
The Siemens 3WL1212-4BB34-4AN2-Z circuit breaker offers a substantial interrupting current capacity (Icu) of 100kA at 500V. This ensures it can safely handle and interrupt high fault currents in demanding industrial applications.