Siemens 3RV2011-1HA10 Motor Protection Circuit Breaker S00 5.5-8A

The Siemens 3RV2011-1HA10 is a 3-pole SIRIUS motor protection circuit breaker, size S00, with a CLASS 10 thermal overload release adjustable from 5.5 to 8A and an instantaneous magnetic short-circuit trip at 104A. It operates up to 690V AC with a maximum breaking capacity (Icu) of 100kA at 400V and protects motors rated up to 3kW at 400V AC-3. Screw-type terminals and 35mm DIN rail mounting are standard.

Technical specifications:

• MLFB: 3RV2011-1HA10
• Manufacturer: Siemens
• Product line: SIRIUS
• Type designation: 3RV2, size S00, 3-pole
• Rated current: 8A; adjustable overload release: 5.5-8A
• Instantaneous short-circuit trip (N-release): 104A
• Trip class: CLASS 10, thermal overload release
• Rated operating voltage: 20-690V AC; frequency: 50-60Hz
• Breaking capacity (Icu): 100kA at 400V, 42kA at 500V, 6kA at 690V
• Operating breaking capacity (Ics): 100kA at 400V, 42kA at 500V, 4kA at 690V
• Motor rating (AC-3): 1.5kW at 230V, 3kW at 400V, 5.5kW at 690V
• Insulation voltage: 690V; surge voltage resistance: 6kV
• IP rating: IP20 (front and terminals)
• Operating temperature: -20 to +60°C; storage: -50 to +80°C
• Maximum installation altitude: 2,000m
• Mounting: 35mm DIN rail, screw and snap-on
• Terminals: Screw-type, top and bottom, M3 thread; 0.75-4mm² solid/stranded
• Tightening torque: 0.8-1.2 N·m
• Dimensions (W x H x D): 45 x 97 x 97mm; net weight: 349g
• Phase failure detection: Yes; ground fault detection: No
• Mechanical and electrical endurance: 100,000 operating cycles
• ATEX: DMT 02 ATEX F 001, Ex II (2) GD
• UL File Number: E47705 (NLRV, NLRV7), E156943 (NKJH, NKJH7)

Features and benefits:

• Adjustable CLASS 10 thermal overload release from 5.5 to 8A covers a wide motor current range
• Instantaneous magnetic N-release at 104A provides immediate disconnection under short-circuit conditions
• Phase failure detection guards against single-phasing damage to connected motors
• Compatible with size S00 and S0 contactors for complete motor starter assemblies
• Auxiliary switch expansion capability supports signaling and interlocking circuits
• ATEX-certified for use in potentially explosive atmospheres (Ex II (2) GD)

Applications:

• Motor protection for three-phase motors up to 3kW at 400V or 5.5kW at 690V
• Combination motor starters paired with SIRIUS size S00 or S0 contactors
• Industrial control panels and machinery requiring IEC motor protection up to 690V
• Motor circuits in potentially explosive atmospheres where ATEX certification is required

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

Also known as: Siemens 3RV2011-1HA10, SIRIUS 3RV2 motor circuit breaker.