Siemens Softstarter SIRIUS 3RW4076-6BB44

Highlights

• Busbar connection for main current circuit
• Spring-loaded terminals for aucilliary and control current circuit
• 2 NO contacts
• 1 CO contact
• Size of engine control device: S12

Technical data

• Output power for 230V three-phase motor: 132 kW
• Output power for 400V three-phase motor: 250 kW
• Operating current: 432 A
• Control supply voltage: 230V AC
• Operating frequency: 50 - 60 Hz
• Tolerance of the operating frequency: -10% - 10%
• Minimum of adjustable motor current for motor overload: 207A
• Number of poles for main current circuit: 3
• Mounting type: screw fixing
• Red fault signal display
• Max. wire length: 300m
• Weight: 8.8 kg
• Dimensions: 160/230/278 mm
• Protection IP00
• CE-conformity

Mounting position

With additional fan: With vertical mounting surface +/- 90° rotatable, with vertical mounting surface +/- 22.5° tiltable to the front and back.
Without additional fan: With vertical mounting surface +/-10° rotatable, with vertical mounting surface +/- 10° t

Features and functions

• 3-phase softstarter
• Product equipment Integrated bypass contact system
• Product feature Thyristors
• Intrinsic device protection
• Motor overload protection
• External reset
• Adjustable current limitation