Advanced General Purpose Relay for diesel-electric locomotives.
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) |
Used for initiation of alarms, sequencing, control and auxiliary circuits.