Selector Switch Panel Meters Selector switch moving iron panel meters are housed in moulded polycarbonate cases and are designed for the measurement of AC currents. The frequency range of the current ranges from 15-400 Hz and voltages in the frequency range from 15-100 Hz. Features and Benefits • 3 phase, 3 & 4 wire voltage & current measurement
• Near linear scale
• Knife edge pointer
• Glass filled polycarbonate housing
• Easy installation with swivel screws