Siemens 3RT2037-1AP00 SIRIUS Power Contactor 65A 3P 230V AC

The 3RT2037-1AP00 is a Siemens SIRIUS 3RT2 series power contactor rated for AC-3/AC-3e operation at 65 A and 30 kW at 400 V. This 3-pole, size S2 device switches three-phase motor loads via a 230 V AC coil at 50 Hz, with an integrated 1 NO + 1 NC auxiliary contact arrangement on screw terminals.

Technical specifications:

• MLFB: 3RT2037-1AP00
• Manufacturer: Siemens
• Product line: SIRIUS
• Product type designation: 3RT2
• Size: S2
• Poles: 3
• Rated current AC-3: 65 A at 400 V, 65 A at 500 V, 47 A at 690 V
• Rated current AC-1: 80 A at 400 V (40°C)
• Rated current AC-4: 55 A at 400 V
• Operating power AC-3: 30 kW at 400 V, 37 kW at 500/690 V
• Maximum operating voltage: 690 V
• Insulation voltage (main and auxiliary circuit): 690 V, degree of pollution 3
• Surge voltage resistance: 6 kV
• Control voltage: 230 V AC, 50 Hz
• Control voltage operating range: 0.8 - 1.1 x rated coil voltage
• Apparent pick-up power: 190 VA at 50 Hz
• Apparent holding power: 16 VA at 50 Hz
• Auxiliary contacts: 1 NO + 1 NC
• Terminal type: screw
• Operating temperature: -25 ... +60°C
• Storage temperature: -55 ... +80°C
• Installation altitude: max 2,000 m
• Mechanical service life: 10,000,000 operating cycles
• Power loss (hot operating state): 11.4 W
• Net weight: 990 g

Features and benefits:

• Mechanical service life of 10,000,000 operating cycles for extended use
• Insulation voltage 690 V with 6 kV surge voltage resistance on both main and auxiliary circuits
• Wide operating temperature range: -25 to +60°C
• Control voltage tolerance of 0.8 to 1.1 times rated coil voltage
• Shock resistance: 11.8 g / 5 ms (rectangular impulse) at AC
• No-load switching frequency up to 5,000 /h

Applications:

• Direct-on-line starting of three-phase induction motors up to 30 kW at 400 V
• Switching resistive loads (AC-1) up to 80 A at 400 V
• Motor control centers and industrial machinery
• Pump and HVAC drive control
• Conveyor and compressor systems

Compliant with EN 60947-1 and IEC 60068-2-30. Part of the Siemens SIRIUS 3RT2 range.

Also known as: Siemens 3RT2037-1AP00, SIRIUS 3RT2 65A power contactor.