Which standard is followed for electrical wiring installations in buildings?
- AASHRAE standards
- BNEC (National Electrical Code)Correct
- CASTM standards
- DISO 14001
Solution
Concept
Wiring standards
Step-by-step solution
1. NEC (National Electrical Code) is the standard followed for building electrical installations.
Explanation
The key accepts NEC as the standard.
Why the other options are wrong
ASHRAE is for HVAC, ASTM for materials and ISO 14001 for environmental management.
Shortcut
Wiring = NEC.
Correct answer: B) NEC (National Electrical Code)