IS 3725 : 1966 SPECIFICATION FOR RESISTANCE WIRES, TAPES AND STRIPS FOR HEATING FLEMENTS
UDC 621.316.842 : 621.315.551 | ETD 32 |
Reaffirmed 2018
1. SCOPE
1.1 This standard specifies general, mechanical and electrical requirements for resistance wires, tapes and strips for heating elements used in light electrical appliances designed for connection to supplies at voltages not exceeding 250 V ac single phase 50 c/s, or dc.