Dold Industries Ltd

11 Hamberts Rd. Blackall Ind. Estate
South Woodham Ferrers
GB-Essex, CM3 5UW
SK 9179

Phase Sequence Monitor (Phase Sequence Relay)

SK 9179

Contacts

Nominal voltage

Variant

  • 0051576
  • SK9179.11 3AC50/60HZ 400V
Detection of phase sequence in 3-phase systems. Disable start of motors with fixed direction of... more

Product description

Detection of phase sequence in 3-phase systems. Disable start of motors with fixed direction of rotation in the case of wrong phase sequence.

Technical specifications

Enclosure design: Switch cabinet
Width: 17,5 mm
1- / 3-phase: 3
Output contacts: 1 Wechsler
Measuring range max.: 3 AC 400 V
Standard measuring range: 3 AC 400 V
Type: SK 9179

Features

  • According to IEC/EN 60255-1
  • Detection of phase sequence in 3-phase systems
  • Without auxiliary voltage
  • Closed circuit operation
  • LED indicator for phase sequence
  • Output 1 changeover contact
  • Devices available in 2 enclosure versions:
    - I- and R-model, e.g. IK 9169 with depth 61 mm or RK 9169 with depth 71 mm with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43 880
    - S-model, e.g. SK 9169 depth 100 mm, with terminals at the top for cabinets with mounting plate and cable duct
  • Width 17.5 mm