ALF Electrical

ELECTRONIC MOTOR PROTECTION RELAYS

ELECTRONIC MOTOR PROTECTION RELAYS

R172.00R18,318.00

SKU: N/A Category:

Description

LA-SERIES

*Required to maintain LED status if within cubicle with electrical interlock.

Features

  • Overload protection cyclic and sustained based on 15 second cold curve.
  • Integrated current transformers.
  • 1NO + 1NC 6A@250VAC.
  • 110/220VAC control supply.

K-SERIES

Features

  • Overload protection cyclic and sustained based on a 15 second cold thermal curve.
  • KA is powered from the 3ph 400V or 525V mains supply.
  • KB & KC is suitable for 110V/220VAC control only.
  • 1NO + 1NC 6A@250VAC

KD-SERIES

Features

  • Stores 2000 events and 60 faults with time and date stamping.
  • Thermal curves selectable.
  • Profibus communications.
  • Earth leakage with harmonics filtering ideally suited for V.S.D and large D.O.L applications.
  • KE-Relay does power measurement, real and apparent, in real time or consumption over time.

Protection Features

  • Overload (both cyclic and sustained overload).
  • Locked rotor by vectorial stall.
  • Running stall/jam.
  • Single phasing/unbalance.
  • Over/Under frequency protection.
  • Insulation failure prestart lock-out.
  • Undercurrent/load loss/cavitation.
  • Under power (CosØ measurement).
  • Phase rotation/over or under voltage.
  • Short circuit protection trip threshold power factor dependant.
  • Start per hour with selectable 1-3 consecutive start.

Additional information

LA-SERIES STANDARD

LA-010, LA-050, LA-100, LA-250

LA-SERIES WITH BATTERY

LA-010N, LA-050N, LA-100N, LA-250N

K-SERIES

KA-001, KA-005, KA-010, KA-025, KA-050, KA-100, KA-200, KB-001, KB-005, KB-010, KB-025, KB-050, KB-100, KB-200, KC-001, KC-005, KC-010, KC-025, KC-050, KC-100, KC-200

KD-SERIES

KD-005, KD-010, KD-025, KD-050, KD-100, KD-200, KD-400, KE-005, KE-010, KE-025, KE-050, KE-100, KE-200, KE-400

ACCESSORIES

KD-FLED, KD-RDU420, KD-MMI420-EP, FPR0768, CAB0100, CAB0016, FPR0202, FPR0205