HJZB-E220 keep (anti-jump) relay is suitable for the anti-skip protection of DC-operated circuit breakers, wide current start, adapt to the circuit breaker trip coil parameters of different manufacturers.
HJZB-E220 hold (anti-jump) relay
1. Features and uses
It is suitable for anti-skip protection of DC-operated circuit breakers, wide current start, and adapts to the circuit breaker trip coil parameters of different manufacturers.
2. Mounting structure The rail is mounted with the E-shell structure. Refer to the external dimensions for the specific dimensions.
3. Main technical parameters
(1). Starting current: 0.25~5A; holding voltage: 220VDC, 110VDC, 220VAC, 110VAC
(2). Starting current value: no more than 0.2A, voltage holding value: no more than 75%
Return value: Not less than 10%.
(3). Contact capacity: It can connect 5A current for a long time, can disconnect DC 250VDC, Ï„=5ms 50W DC inductive load.
Can disconnect AC 250V, COS Ф = 0.4 250VA AC load.
(4). Power consumption: 1A current winding power consumption is about 2W, 220V voltage winding power consumption is about 2W.
(5). The current winding can be turned on for 1A for a long time, and 5A can be turned on instantaneously (within 1 second).
(6). Insulation strength: Measure the insulation resistance between the relay case and the exposed live terminals with a megger with an open circuit voltage of 500V. The insulation resistance is greater than 300MΩ.
(7). The action time is less than 30ms, and the return time is less than 30ms.
(8). Insulation resistance: Measure the insulation resistance between each exposed live terminal and the casing with a megohmmeter with an open circuit voltage of 500V. The insulation resistance is not less than 300MΩ.
(9). Medium strength: 2KV (effective value) 50Hz test voltage can withstand between the relay case and the exposed live terminal, lasting 1
Minutes, no breakdown or flashing.
(10). Life: electrical life ≥ 105 mechanical life ≥ 106
4. Conditions of use
(1). Ambient temperature: -15 ° C ~ 55 ° C;
(2). No conductive gas, no corrosive gas, no strong vibration;
(3). Working position: arbitrary;
(4). Magnetic field strength: less than 0.5MT;
(5). There must be no rain or snow, and there are anti-fog, dust-proof and sand-proof facilities.
5. Wiring diagram
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HJZB-E220 hold (anti-jump) relay
1. Features and uses
It is suitable for anti-skip protection of DC-operated circuit breakers, wide current start, and adapts to the circuit breaker trip coil parameters of different manufacturers.
2. Mounting structure The rail is mounted with the E-shell structure. Refer to the external dimensions for the specific dimensions.
3. Main technical parameters
(1). Starting current: 0.25~5A; holding voltage: 220VDC, 110VDC, 220VAC, 110VAC
(2). Starting current value: no more than 0.2A, voltage holding value: no more than 75%
Return value: Not less than 10%.
(3). Contact capacity: It can connect 5A current for a long time, can disconnect DC 250VDC, Ï„=5ms 50W DC inductive load.
Can disconnect AC 250V, COS Ф = 0.4 250VA AC load.
(4). Power consumption: 1A current winding power consumption is about 2W, 220V voltage winding power consumption is about 2W.
(5). The current winding can be turned on for 1A for a long time, and 5A can be turned on instantaneously (within 1 second).
(6). Insulation strength: Measure the insulation resistance between the relay case and the exposed live terminals with a megger with an open circuit voltage of 500V. The insulation resistance is greater than 300MΩ.
(7). The action time is less than 30ms, and the return time is less than 30ms.
(8). Insulation resistance: Measure the insulation resistance between each exposed live terminal and the casing with a megohmmeter with an open circuit voltage of 500V. The insulation resistance is not less than 300MΩ.
(9). Medium strength: 2KV (effective value) 50Hz test voltage can withstand between the relay case and the exposed live terminal, lasting 1
Minutes, no breakdown or flashing.
(10). Life: electrical life ≥ 105 mechanical life ≥ 106
4. Conditions of use
(1). Ambient temperature: -15 ° C ~ 55 ° C;
(2). No conductive gas, no corrosive gas, no strong vibration;
(3). Working position: arbitrary;
(4). Magnetic field strength: less than 0.5MT;
(5). There must be no rain or snow, and there are anti-fog, dust-proof and sand-proof facilities.
5. Wiring diagram
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