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Three Phase AC

8 Item(s)

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  • Selec 600VPR Voltage Protection Relay

    • Under / Over Voltage
    • 3 Phase 3-Wire
    • Under Voltage 180 to 234Vac
    • Over Voltage 246 to 300Vac
    • Optional 310 - 520V
    • 1 x Changeover contact
    • Contact rating 3A at 250Vac
    • Fixed on delay 200mS
    • Adjustable off (trip) delay 0.2-10s
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  • Elko HRN-54 Three Phase Network Monitoring Voltage Relay

    • 3-phase 3-wire operation
    • Under voltage, over voltage and phase sequence monitoring
    • 1 Changeover contact
    • Auxiliary self supplied
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  • Elko HRN-55 Three Phase Voltage Measuring Relay 3 x 400 V / 50 Hz

    • Monitors phase sequence and failure, exceeding of monitored voltage in 3 phase main
    • HRN-55 - supply from all phases, which means that function of relay is applicable also if one phase fails
    • Fixed delay T1 (500ms) and adjustable delay T2 (0.1…10s)
    • Faulty state is indicated by LED and output contact of relay is OFF.
    • Output contact: 1 x changeover / SPDT 16 A / 250 V AC1
    • 1-MODULE, DIN rail mounting
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  • Elko HRN-55N Three Phase Voltage Measuring Relay 3 x 400V/230V / 50 Hz

    • Relay monitors phase sequence and failure, exceeding of monitored voltage in 3 phase main
    • HRN-55N - supply L1-N, it means that relay also monitors break of neutral point
    • Fixed delay T1 (500ms) and adjustable delay T2 (0.1-10s)
    • Faulty state is indicated by LED and output contact of relay is OFF.
    • Output contact: 1 x changeover / SPDT 16 A / 250 V AC1
    • 1-MODULE, DIN rail mounting
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8 Item(s)

Grid  List