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Siemens 3WL1216-4CB34-4AN2-Z Fixed-Mounted Air Circuit Breaker

Siemens 3WL1216-4CB34-4AN2-Z Fixed-Mounted 3-Pole Air Circuit Breaker

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ManufacturerSiemens

Part number3WL1216-4CB34-4AN2-Z

Poles 3

Size II

Voltage 690V AC

Current 1600A

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Veteran-owned

CAGE: 9NK75

Fixed-mounted design 3-pole configuration 1600A continuous current 100kA breaking capacity 690V AC operational voltage Front terminal connection

Product description

The Siemens 3WL1216-4CB34-4AN2-Z is a 3-pole, fixed-mounted air circuit breaker from the SENTRON 3WL series. It is rated for an IEC In of 1600A at up to 690V AC (50/60Hz) with a breaking capacity (Icu) of 100kA at 500V. This model features front connections with dual-hole terminals at the top and bottom.

Ideal for heavy-duty industrial applications, this circuit breaker provides robust protection for electrical systems, machinery, and equipment. Its high breaking capacity makes it suitable for environments with high fault current potential, such as in manufacturing plants, large commercial buildings, and power distribution networks.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3WL1216-4CB34-4AN2-Z. We provide reliable, cost-effective solutions for your automation needs. Contact us for competitive pricing and prompt delivery to minimize downtime.

Technical specifications

Poles	3
Size	II
Voltage	690V AC
Current	1600A
Breaking Capacity	100kA at 500V
Mounting	Fixed-mounted
Connection	Front, top/bottom dual-hole

Common applications

Industrial power distribution

Large machinery protection

System protection

Electrical installations

Heavy industry

Power plants

Compatible systems

Industrial switchgear Power distribution panels Motor control centers

Also known as

Siemens SENTRON 3WL1216-4CB34-4AN2-Z 3WL12164CB344AN2Z Siemens 1600A Circuit Breaker

Replaces / compatible with

This Siemens 3WL1216-4CB34-4AN2-Z is a direct replacement for other Siemens 3WL series breakers with identical specifications. Ensure model number and ratings match for compatibility.

Technical note

Expert tip

This breaker is equipped with an ETU 25 LSI overcurrent release, offering adjustable protection settings for overload, short circuit, and instantaneous trip.

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Frequently asked questions

What are the key technical specifications for the Siemens 3WL1216-4CB34-4AN2-Z circuit breaker?

The Siemens 3WL1216-4CB34-4AN2-Z is a 3-pole, fixed-mounted air circuit breaker with a 1600A current rating and a 100kA breaking capacity at 500V. It operates up to 690V AC and features front dual-hole terminals.