Überwachung und Abschaltung von Überlast- und Kurzschlussströmen bei kleinen und mittleren Trafogrößen
Self powered protection relay acc. IEC 60255 Applicable for transformers with nominal... more
Product information "IKI-30"
Self powered protection relay acc. IEC 60255
- Applicable for transformers with nominal power between 160 and 12 500 kVA; as overcurrent, short-circuit or earth-fault protection relay in combination with a circuit breaker and as overcurrent protection in combination with load breakers and high voltage fuses
Selectable tripping options
- IDMT (ANSI 51)
- 2 DT (ANSI 51)
- Instantaneous overcurrent characteristic (ANSI 50)
- External fast tripping without delay
- Optional earth fault protection (ANSI 51N)
Release of tripping coil
- Low-power coil (no external supply needed)
- Standard tripping coil (with seperate power storage PSU unit )
- On site test of function by test button
- Dry contact for remote transmission of watchdog alarm
Free of maintenance, CT-powered
- Power supply buffered by lithium battery (life cycle -> 15 years)
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