ABB GSH203 A-C20/0.03 AP-R: High immunity thermal overload relay for reliable electrical system protection.
Product ModelGSH203 A-C20/0.03 AP-R
Material Number2TAZ222305R2204
Product ID70326
Stock on Request
Last updated: 8/29/2026
Key Features
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1. High ImmunityThe ABB GSH203 A-C20/0.03 AP-R offers enhanced immunity to electrical disturbances, ensuring consistent operation even in challenging environments.
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2. Reliable OperationDesigned with thermomagnetic release, this relay provides reliable and precise fault detection, minimizing downtime and ensuring continuous system operation.
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3. Robust Thermal ManagementWith a rated current of 20A and a tripping characteristic of C, this relay effectively manages thermal loads, preventing overheating and potential electrical hazards.
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4. Compliance with StandardsMeets international standards such as IEC 61009-1 and GB/T 16917.1, ensuring compatibility with a wide range of electrical systems and applications.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Standards
IEC 61009 GB 16917
Tripping Characteristic
C
Type of Residual Current
Type A
Rated Operational Voltage
400 V AC
Rated Current (In)
20 A
Rated Residual Current
30 mA
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5. Compact DesignThe compact design of the GSH203 A-C20/0.03 AP-R makes it easy to integrate into various control panels and systems, saving space without compromising on performance.
Rated Short-Circuit Capacity
6 kA
Maximum Breaking Capacity
6 kA
Number of Protected Poles
3
Number of Poles
3
Number of Earth Leakage Circuit Breakers (ELCBs)
1
Operating Characteristic
Instantaneous (APR High Immunity)
Release Type
C
Short-Circuit Current Rating (SCCR)
30 mA
Product Net Width
70 mm
Product Net Height
0.093 m
Product Net Depth / Length
69 mm
Product Net Weight
0.479 kg
ETIM 8
EC002281 - Distributor assembly with combination RCCB/MCB
ETIM 9
EC002281 - Distributor assembly with combination RCCB/MCB
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)