Siemens 3RV2011-0KA10 Motor Protection Circuit Breaker 3P 1.25A 100kA

The Siemens 3RV2011-0KA10 is a SIRIUS 3RV2 size S00 circuit breaker for 3-pole motor protection. It provides CLASS 10 thermal overload protection with an adjustable A-release range of 0.9...1.25 A and a magnetic short-circuit trip (N-release) at 16 A. Breaking capacity (Icu) is 100 kA at operating voltages from 240 V to 690 V AC.

Technical specifications:

• MLFB: 3RV2011-0KA10
• Manufacturer: Siemens
• Product line: SIRIUS
• Type: Circuit breaker for motor protection, size S00
• Poles: 3
• Rated current: 1.25 A
• Adjustable overload release (A-release): 0.9...1.25 A
• Instantaneous short-circuit trip (N-release): 16 A
• Trip class: CLASS 10
• Operating voltage: 20...690 V AC
• Breaking capacity Icu/Ics: 100 kA at 240/400/500/690 V AC
• Insulation voltage: 690 V; surge voltage resistance: 6 kV
• IP rating (front): IP20
• Operating temperature: -20...+60 °C
• Mounting: Screw and snap-on onto 35 mm DIN rail
• Terminals: Screw-type, top and bottom, 0.75...4 mm² (solid/stranded)
• Dimensions (W x H x D): 45 x 97 x 97 mm
• Weight: 344 g
• ATEX: DMT 02 ATEX F 001, Ex II (2) GD
• UL File Number: E47705 (NLRV, NLRV7), E156943 (NKJH, NKJH7)

Features and benefits:

• Integrated disconnector function eliminates the need for a separate isolator
• Adjustable current setting allows calibration to the motor nameplate current
• Phase failure detection protects against single-phasing damage
• 100 kA breaking capacity at 690 V AC suits high-fault-current supply networks
• Compatible with S00 and S0 contactors for direct-on-line starter combinations

Applications:

• Motor protection for 3-phase AC motors up to 0.37 kW at 400 V
• Direct-on-line starter assemblies paired with S00 or S0 contactors
• Motor control centers on 400 V and 690 V industrial networks
• ATEX-rated control panels in potentially explosive atmospheres

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

Also known as: Siemens 3RV2011-0KA10, Siemens 3RV2 motor circuit breaker S00 1.25 A.