Where to Find BS Numbers for Circuit Breakers, Cut Outs, MCBs, and Fuses
BS Numbers for Common Circuit Breakers
Finding the BS numbers for circuit breakers, cut outs, MCBs, and fuses can be challenging. This article provides a comprehensive guide to help you locate the necessary information.
BS 3036 Rewirable Fuses
BS 3036 is the British Standard for rewireable fuses. These fuses are designed to protect electrical circuits from overcurrent and short circuits. The BS number indicates the type of fuse, such as:
- BS 3036-1: General requirements
- BS 3036-2: Dimensions and requirements for rewirable fuse bases
- BS 3036-3: Dimensions and requirements for rewirable fuse wire
BS 1361 Cartridge Fuses
BS 1361 is the British Standard for cartridge fuses. These fuses are designed to protect electrical circuits from overcurrent and short circuits. The BS number indicates the type of fuse, such as:
- BS 1361-1: General requirements
- BS 1361-2: Dimensions and requirements for cartridge fuse links
- BS 1361-3: Dimensions and requirements for cartridge fuse holders
Consumer Unit Type type 2 - 33KA rated type 1 165KA
Consumer units are designed to protect electrical circuits from overcurrent and short circuits. The BS number indicates the type of consumer unit, such as:
- BS EN 61439-1: General requirements
- BS EN 61439-2: Circuit breakers
- BS EN 61439-3: Switch-disconnectors, fuse-switches and fuses
Portable Residual Current Device PRCD BS 7071
Portable residual current devices (PRCDs) are designed to protect against electric shock. The BS number indicates the type of PRCD, such as:
- BS 7071: Code of practice for the selection, installation and maintenance of electrical equipment used in explosive atmospheres
Comments