HIGH SPEED MASTER TRIP RELAY BLOCK AVAJH13

Features:
1. High speed of operation.
2. Contacts conform to IS: 3231. Duty: 1250VA.
3. Attracted armature type compact design with Positive action.
4. Din Standard size compact cabinet.

Application:
1. High speed tripping duties.
2. To multiply the contacts of Protection Relay.
3. Low burden sensitive relay.
4. To serve as Master Trip Relay in C.B. Control Panels.

technical specifications:
1. Operational Limits : 50 to 120% of rated coil voltage.
2. Operational Time : 10 – 15ms at nominal rated voltage.
3. Coil Rating : 24V / 30V / 110V / 220V DC or AC.
4. Burden : @30 VDC / 24VDC: 7 VA, @110 VDC: 10 VA, @220VDC: 7 VA.
5. Operational Indicator : Mechanical Flag (Red for Alarm, White for Normal) in window: HR Type.
6. Contacts : 5 Pair of HR (Hand Reset).
7. Combinations : 5 Contacts.

This high speed master trip relay block is easily insert in your schematic diagram and connect as you like way.

Control coil of the relay element is wired in series with NC contact of the same element, which makes the coil operation momentary. Mechanical flag locking makes relay contacts as normally operated type and on coil voltage application the relay contacts hold-on is removed.