S201-Z50

Name: S201-Z50
Brand: ABB
SKU: S201-Z50

The ABB S201-Z50 is a miniature circuit breaker designed for reliable overcurrent protection. With a rating of 50A at 480Y/277V, it is UL-certified and part of the S200 series. Suitable for industrial and commercial use, this device features a supplemental protector and is available in various trip characteristics (B, C, D, K, Z).

Product ModelS201-Z50

Material Number2CDS251001R0578

Product ID78555

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Overcurrent ProtectionThe ABB S201-Z50 provides robust overcurrent protection, ensuring the safety of your electrical system.
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2. UL CertificationThis miniature circuit breaker is UL-certified, meeting stringent safety standards for industrial and commercial applications.
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3. Versatile Trip CharacteristicsAvailable in trip characteristics B, C, D, K, and Z, the S201-Z50 offers flexibility to meet various electrical requirements.
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4. Current Limiting DesignDesigned as a current limiting device, the S201-Z50 helps in reducing the impact of short circuits on your electrical system.
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Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Standards

IEC/EN 60898-1 IEC/EN 60947-2 UL 1077

Tripping Characteristic

Rated Operational Voltage

acc. to IEC 60898-1 230 V AC acc. to IEC 60898-1 230 V acc. to IEC 60947-2 230 V AC

Operational Voltage

Maximum (Incl. Tolerance) 253 V AC Maximum (Incl. Tolerance) 72 V DC

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V

Rated Impulse Withstand Voltage (Uimp)