Klemsan
270145 G1D-SV
Voltage monitoring relay

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General Casing Width (mm) 17,5
  Connections Screw terminal
  Network 3Ø without neutral
Monitoring Functions Phase Failure Fixed Delay Time 500msec
  Phase Sequence Fixed Delay Time 500msec
  Adjustable/Fixed Unbalanced Protection Range/Limit ---
    Hysteresis ---
    Delay Time ---
  Adjustable Voltage Protection Upper Limit 400V..500V
    Lower Limit 270V..370V
    Hysteresis 6 VAC
    Delay Time toff: 0.1=>10sec
  Adjustable Current Protection Upper Limit ---
    Lower Limit ---
    Hysteresis ---
    Delay Time ---
  Adjustable Frequency Protection Upper Limit ---
    Lower Limit ---
    Hysteresis ---
    Delay Time ---
  Adjustable/Extremely High-Low Voltage Protection Upper Limit ---
    Lower Limit ---
    Hysteresis ---
    Delay Time ---
  PTC Protection Fixed Delay Time ---
    Threshold ---
General Response Time for Monitoring Any Function Max. 250msec
  Type of Output Relay
Auxilary Contacts Type 1 C/O (SPDT)
  Max. Ratings - AC (for NO Side) 10A/250V; 1250 VA
  Max. Ratings - DC (for NO Side) 5A/30VDC; 150W
  Mechanical Lifetime ≥ 107 operations
  Electrical Lifetime Operations (for NO Side) "5×10^4(5A@250VAC) 1×10^4(5A@30VDC)
Supply Voltage DC ---
  AC 380 .. 480V AC, ±%25
General Supply Frequency 50-60Hz
  Control Input Voltage Range ---
Ambient Conditions Operating Temperature -20 to +60 °C
  Storing Temperature -30°C..+80°C
  Relative Humidity (No Condensation) Max.95% (no condensation)
General Operating Frequency 50-60Hz
  Protection Class IP20
Power Consumption DC ---
  AC <4VA
General Mounting Type
  EMC-EMI OK
  Packing Unit 1
  Weight (g) 66
  Packing Unit 1
  Dimensions ---

Klemsan protection relays protect system devices against unbalanced voltage and prevent errors caused by motor winding temperatures.

CE Certificate
General Product Information [pdf]
270145 Voltage monitoring relay