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3RV2031-4PA10 Siemens
Product Details
Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.
Product Overview
The Siemens 3RV2031-4PA10 is a SIRIUS 3RV2 series circuit-breaker sized S2 with a Class 10 thermal overload release adjustable from 28 to 36 A, and an instantaneous N-release set at 520 A. It protects three-phase AC motors by combining thermal and magnetic trip functionality, providing motor protection and overload/short-circuit clearing. It is typically used in industrial motor control panels for pump, fan, compressor, or conveyor protection. The part number (3RV2031-4PA10) identifies this specific trip class and current range.
Best Suited For
- Motor protection in three-phase AC systems 20…690 V
- Panel-mounted SIRIUS motor starter assemblies
- Applications requiring combined thermal and magnetic protection
- Replacement or retrofit in existing 3RV2 S2 systems
- Systems needing adjustable overload from 28…36 A
Technical Specifications
I/O & Electrical
Communication & Power
Physical & Environmental
Certifications
Protection class: front IP20 (finger-safe). Safety functions: suitable for safety-related OFF switching. ISO 13849-1 device type 3, IEC 61508-2 Type A, T1 = 10 a. Approvals include UL, CCC, IECEx, ATEX, ABS, BV, DNV, LR, RINA, among others.