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3SRV1 series

● Control for connection of moving equipmensite (site equipment, agricultural equipment, refrigerated trucks).
● Control for protection of persons and equipment against the consequences of reverse running.
● Protection against the risk of a driving load (phase loss).
● Mormal/emergency power supply switching.
● Widely used in industry control system, power compensation system, air conditioning system, motor control system.
Availability:

Functions and Applications

  • Control for connection of moving equipmensite (site equipment, agricultural equipment, refrigerated trucks).

  • Control for protection of persons and equipment against the consequences of reverse running.

  • Protection against the risk of a driving load (phase loss).

  • Mormal/emergency power supply switching.

  • Widely used in industry control system, power compensation system, air conditioning system, motor control system.


Features


  • Controls its own supply voltage (true RMS measurement).

  • Loss of neutral.

  • LED display for control status.

  • Applicable to used for monitoring circuits of single phase, two phase, three phase three wires and three phase four wires.

  • Voltage measurement accuracy ≤ 1%.

  • Measuring frequency: 50/60 Hz.

  • PTC temperature monitoring or load side monitoring is optional.

  • DIN rail mounting.


Technical specifications


  • Rated supply voltage: AC 220 V, 230 V, 240 V (P-N)

                                          AC 380 V, 400 V, 415 V (P-P)

  • Control circuit frequency: 50/60 Hz

  • Voltage hysteresis: 3.5 V (P-N)

                                   6 V (P-P)

  • Measurement error: ≤1% over the full range with voltage variation

  • Knob setting accuracy: 1% of scale value

  • Rated insulated voltage: 415 V

  • Phase loss sensitivity: 0.5 Un

  • Conventional thermal current: 5 A

  • Electrical life: 100,000 cycles

  • Mechanical life: 1,000,000 cycles

  • Degree of protection: IP 20

  • Degree of pollution: 3

  • Altitude Max (meter): 2000

  • Operation temperature: -5 … +40 °C

  • Relative humidity: ≤ 50% (40 °C)

  • Storage temperature: -25 … +75 °C

  • Utilization category: AC-15

  • Contact capacity: Ue/Ie: 250 V/1.5 A

  • 2 Connection capacity (mm ): 0.5 … 1

  • Tightening torque (N·m): 0.5


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