WEG Automation CWB Series Three Pole Contactor to 50A (AC3) or 90A (AC1) for a Power Circuit to be switched by a 400V AC Control Circuit.
Rating:-
- Motor DOL Starter (AC3): 50A for a 22kW motor x 400V.
- Inverter or DC Thyristor Drive supply (AC1 - Thermal): 90 for up to 45kW x 400V.
Size 4: 70mm Wide x 116mm Deep x 116.5mm High. IP10.
Front-mounting external Auxiliary Contact adds 29mm to depth when fitted.
Side-mounting external Auxiliary Contact adds 11.5mm to width when fitted.
Mounting: 35mm DIN rail or 4 x 4.5mm slots at rear on 56-60mm x 90mm centres.
Terminals: Screw type. Max 35mm².
Weight: 1.21kg
Current Rating: 50A (AC3) or 90A (AC1)
Maximum Voltage: 690V 50/60Hz 1-3 Phase
Coil Voltage: 400V AC 50/60Hz
Main Contacts: 3 (NO)
Auxiliary Contacts, 1 x Normally Open (External, Front-mount). 1 x Normally Closed (External, Front-mount). Provision for 6 x additional external auxiliary contacts, see linked products below.
Standards: IEC/EN 60 947. DIN VDE 0660. UL. CSA
Lifespan (Electrical): 1,100,000 operations.
Lifespan (Mechanical): 10,000,000 operations.
Note:-
- AC1 Current Rating is for use with applications where open and closing operations are current free and the Current rating is not exceeded at any time.
- AC3 kW Rating is based on standard 2 pole or 4 pole motors.
- Coil connections can be made at either the top or bottom of the contactor to simplify replacement of existing contactors.
Manufacturer Part Number is CWB50-11-30D34 (13860347), replaces CWM50-11-30D34