GENERAL PURPOSE RELAY

GENERAL PURPOSE RELAY

Advanced General Purpose Relay for diesel-electric locomotives.

  • Rugged construction with proven performance under varying conditions.
  • High insulation level.
  • Dust guard on contacts.
  • High mechanical and electrical endurance.
  • High repeatability.
GENERAL PURPOSE RELAY

Technical Specifications

Parameters Values
Rated voltage 72 V DC
Operating voltage range 50-80 V DC
Pick-up voltage ≤ 48 V DC
Dropout voltage ≥ 7.5 V DC
No. of auxiliary contacts Max. 4 changeover contact
Continuous rating 5 A at 72V DC
Making rating 7.5 A at 72V DC
Breaking rating for cyclic duty 1.5 A inductive load (L/R=40 ± 5 ms)
Coil resistance at 20°C 445Ω ± 5%
Insulation Class F
Dielectric 2 kV r.m.s, 50Hz for 1 min
Overall size 143 × 88 × 121 mm (approx)
Weight 2.3 kg (approx)

 

Applications

Used for initiation of alarms, sequencing, control and auxiliary circuits.

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