Home › Manufacturers › Siemens › 3WL1220-3CB32-1AN2

Siemens

Siemens 3WL1220-3CB32-1AN2 Fixed-Mounted Air Circuit Breaker

Siemens 3WL1220-3CB32-1AN2 Fixed-Mounted 3-Pole Air Circuit Breaker

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3WL1220-3CB32-1AN2

Poles 3

Size II

Voltage 690V AC

Current 2000A

Get a price for 3WL1220-3CB32-1AN2

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

Fixed-mounted design 3-pole configuration 2000A continuous current 80kA breaking capacity ETU 25 LSI overcurrent release Adjustable protection settings

Product description

The Siemens 3WL1220-3CB32-1AN2 is a 3-pole, fixed-mounted air circuit breaker from the SENTRON 3WL series. It has a rated current of 2000A at up to 690V AC (50/60Hz) and a breaking capacity (Icu) of 80kA at 500V. This unit features a rear horizontal connection and is equipped with an ETU 25 LSI overcurrent release with adjustable protection settings (0.4-1xIn).

This circuit breaker is designed for demanding industrial applications requiring robust protection for electrical installations. The ETU 25 LSI release provides comprehensive protection, making it suitable for protecting large motors, transformers, and distribution feeders in manufacturing, power generation, and other heavy industries.

Stanlo Automation, your veteran-owned surplus parts distributor, offers the Siemens 3WL1220-3CB32-1AN2. We pride ourselves on providing reliable automation components with excellent customer service and competitive pricing. Get your essential parts quickly to minimize operational disruptions.

Technical specifications

Poles	3
Size	II
Voltage	690V AC
Current	2000A
Breaking Capacity	80kA at 500V
Mounting	Fixed-mounted
Connection	Rear horizontal
Release	ETU 25 LSI

Common applications

Industrial power distribution

Motor protection

Transformer protection

System protection

Manufacturing

Heavy industry

Compatible systems

Industrial switchgear Power distribution panels Motor control centers

Also known as

Siemens SENTRON 3WL1220-3CB32-1AN2 3WL12203CB321AN2 Siemens 2000A Circuit Breaker

Replaces / compatible with

This circuit breaker is part of the Siemens 3WL series. For replacement, ensure the part number and technical specifications match your existing unit or system requirements.

Technical note

Expert tip

The rear horizontal connection design is suitable for specific panel layouts and ensures secure power distribution.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What are the adjustable settings on the Siemens 3WL1220-3CB32-1AN2's ETU 25 LSI release?

The ETU 25 LSI release on the Siemens 3WL1220-3CB32-1AN2 circuit breaker offers adjustable settings for L (Long-time delay), S (Short-time delay), and I (Instantaneous) protection. The long-time pickup is adjustable from 0.4 to 1 times the rated current.