Online Standards Store PDF
Non-grain oriented electrical steel strip. Specifications
Document status: Cancelled
United power system and isolated power systems. Relay protection and automation. Differential phase protection of power lines at voltage 330 kV and above. Testing
Document status: Active
Industrial felt of line wool for electrotechnical equipment and details of it. Specifications
Document status: Active
Plastic single-ended handles for ganging members. Design and dimensions
Document status: Active