E. Dold & Söhne GmbH & Co. KG

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E-Mail: dold-relays@dold.com

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SL 9271CT

Undercurrent Relay

SL 9271CT

Contacts

Auxiliary voltage

Measuring range

Switching delay

Variant

  • 0059469
  • SL9271.12CT AC/DC24V 0,5-100A
Undercurrent detection in single phase or 3-phase voltage systems. more

Product description

Undercurrent detection in single phase or 3-phase voltage systems.

Technical specifications

Width: 35 mm
1- / 3-phase: 1
Measuring range: AC 0,5 - 100 A
Auxiliary voltage: AC, AC/DC
Operate delay: Yes
Output contacts: 2 Wechsler
Enclosure design: Switch cabinet
Type: SL 9271CT

Features

  • According to IEC/EN 60 255-1
  • IP 9271, SP 9271, SP 9271CT: 3-phase
    IK 9271, IL 9271, SK 9271, SL 9271, SL 9271CT: single phase
  • Measuring ranges from AC 0.1 ... 100 A
  • IK 9271, SK 9271: with 4 ranges settable by rotational switch, 1 changeover contact
  • IL 9271, SL 9271:
    with 5 ranges settable by rotational switch, 1 changeover contact
    with 4 ranges programmable by bridges, 2 changeover contacts
  • IP 9271, SP 9271: with 1 range, 2 changeover contacts
  • Settable response value
  • Fixed hysteresis
  • Settable time delay
  • De-energized on trip
  • Optionally energized on trip
  • LED indicators
  • With auxiliary voltage
  • Auxiliary supply and measuring input galvanic separated
  • Devices available in 2 enclosure versions:
    - I-model, e.g. IK _ _ _ _, depth 61 mm with terminals at the bottom for installations systems and industrial distribution systems according to DIN 43 880
    - S-model, e.g. SK _ _ _ _, depth 100 mm with terminals at the top for cabinets with mounting plate and cable duct
  • Width IK 9271, SK 9271: 17.5 mm
    IL 9271, SL 9271, SL 9271CT: 35 mm
    IP 9271, SP 9271, SP 9271CT: 70 mm