Subway Bipolar Voltage Detector 75-1500 Vcc For The 3rd & 4th Rail
Operational range: 75 Vdc÷1500 Vdc
Maximum operational voltage: 1500 Vdc
Warning: optical and acoustic:
• No warning for voltages below 40 Vdc
• Safe alarm for voltages over 75 Vdc
Self-test: at the turn on and automatically repeated every 3 seconds through “OK” check warning.
Turn off: automatic temporized or through following pressure on the press button.
Supply: 1 x 9 V battery.
Packing: plastic box or supplied together with short circuit kit