Siemens 3RV2011-1GA10 Motor Protection Circuit Breaker 3P 6.3A 690V

The Siemens 3RV2011-1GA10 is a SIRIUS 3RV2 series motor protection circuit breaker, size S00, with a 3-pole configuration and an adjustable overload release of 4.5 to 6.3 A for AC circuits up to 690 V. It combines CLASS 10 thermal overload protection with magnetic short-circuit tripping at 82 A, achieving a breaking capacity of 100 kA at 400 V. Phase failure detection is included as standard.

Technical specifications:

• MLFB: 3RV2011-1GA10
• Manufacturer: Siemens
• Product line: SIRIUS
• Product type: Circuit breaker for motor protection
• Size: S00
• Poles: 3
• Adjustable overload release: 4.5 to 6.3 A
• Instantaneous (N-release) trip: 82 A
• Rated voltage: 690 V AC
• Operating frequency: 50 to 60 Hz
• Breaking capacity (Icu) at 240/400/500 V AC: 100 kA
• Breaking capacity (Icu) at 690 V AC: 6 kA
• Trip class: CLASS 10
• Overload release: Thermal
• Phase failure detection: Yes
• IP rating: IP20 (front and terminals, per IEC 60529)
• Operating temperature: -20 to +60°C
• Mounting: Snap-on or screw, 35 mm DIN rail per DIN EN 60715
• Terminals: Screw-type, top and bottom
• Cable cross-section (solid/stranded): 0.75 to 4 mm²
• Cable cross-section (finely stranded): 0.5 to 2.5 mm²
• Dimensions (WxHxD): 45 x 97 x 97 mm
• Weight: 353 g
• ATEX: DMT 02 ATEX F 001, Ex II (2) GD
• UL File: E47705 (NLRV, NLRV7), E156943 (NKJH, NKJH7)

Features and benefits:

• Adjustable thermal overload release (4.5 to 6.3 A) with CLASS 10 tripping characteristic for precise motor protection
• Magnetic short-circuit protection with instantaneous trip at 82 A
• Breaking capacity of 100 kA at 240 V, 400 V, and 500 V AC
• Phase failure detection included as standard to prevent single-phasing damage
• ATEX certified (Ex II (2) GD) for use in potentially explosive atmospheres
• Compatible with S00 and S0 contactors for direct motor starter combinations

Applications:

• Protection of 3-phase AC motors up to 2.2 kW at 400 V or 4 kW at 690 V
• Motor starter assemblies with S00 or S0 contactors in industrial control panels
• Pump, fan, and compressor motor protection in process installations
• Motor protection in hazardous locations requiring ATEX Ex II (2) GD compliance
• IT network installations with gL/gG 50 A fuse backup at 400 V

Compliant with IEC 60529 (IP ratings), IEC 60068-2-27 (shock resistance), and ATEX directive 2014/34/EU. Part of the Siemens SIRIUS 3RV2 range.

Also known as: Siemens 3RV2011-1GA10, SIRIUS motor circuit breaker, 3RV2 motor protection switch.