Description
The WB1-63 is a miniature circuit breaker (MCB) for AC 50 Hz final circuits rated 230 V or 400 V and 1-63 A, providing overload and short-circuit protection. Type C suits lighting and general circuits, while type D tolerates the higher inrush of motors and transformers.
Protection and curves
- Overload and short-circuit protection for final circuits.
- Type C for lighting and general protective circuits.
- Type D for motor and transformer circuits with high inrush.
- Rated current 1-63 A at 230 V or 400 V.
Where it fits
- Residential, commercial and industrial lighting circuits.
- Distribution boards in buildings and utilities.
- Motor and equipment circuits (type D).
Standards and ordering
Manufactured to GB10963.1 and IEC 60898-1. Provide the rated current, the required curve (C or D), the number of poles and the quantity, and we will confirm availability and provide a quotation.
FAQ
Do I need a type C or type D MCB?
Use type C for lighting and general circuits with moderate inrush current, and type D for motors and transformers with high inrush current. The WB1-63 is available in both.
What current ratings are available?
The WB1-63 range covers 1 A to 63 A at 230 V or 400 V AC.
Which standard does it comply with?
GB10963.1 and IEC 60898-1.
Request Quote
Tell us your specifications, quantity, or application scenario and we will reply with a tailored quote.
