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Advanced General Purpose Relay for diesel-electric locomotives.
GENERAL PURPOSE RELAY
for Diesel Locomotives / EMUs
Technical Features
- Rugged construction with proven performance under varying conditions.
- High insulation level.
- Dust guard on contacts.
- High mechanical and electrical endurance.
- High repeatability.
Applications
Used for initiation of alarms, sequencing, control and auxiliary circuits.
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) |