Applicable to two-pole voltage detectors to be used on electrical systems for nominal voltages not exceeding 1 000 V a.c. and/or 1 500 V d.c. and below 500 Hz (nominal frequencies). Also applies to supplementary functions such as phase indications, rotat
SANS 61243-3:1998 history
2000SANS 61243-3:1998 Live working - Voltage detectors Part 3: Two-pole low-voltage type