HH15-QP Switch Disconnector
1.1 Application
Mainly used in the distributing and motor circui which has high short-circuit current,and acted as main switch or master switch infrequently operated by hand,
it is particularly suitable in the relative high class with drawable low voltage complete equipment.
They provide safety isolation and protection against overcurrent for any low voltage electrical circuit.
1.2 Standard: IEC/EN 60947-3.
1.3 General characteristic
Full-enclosed structure
Unique rolling insert type contact system.
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Frequency: 50Hz;
Electromagnetic release type: B, C, D;
Number of poles: 1P, 2P, 3P, 4P;
Mechanical life: 20000 cycles;
Electrical life: 6000 cycles (In≤100A); 4000 cycles (In＞100A);
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1.1 Function
protection of circuits against short-circuit currents,protection of circuits against overload currents,switch,isolation.
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Technical data of the network at the point considered:the earthing systems (TNS, TNC),
short-circuit current at the circuit-breaker installation point, which must always be less than the breaking capacity of this device,network normal voltage.
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1.3 Approvals and certificates
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protection of circuits against short-circuit currents,protection of circuits against overload currents,switch,isolation.
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Technical data of the network at the point considered:the earthing systems (TNS, TNC),short-circuit current at the circuit-breaker installation point, which must always be less than the breaking capacity of this device,network normal voltage.
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B curve (3-5In)
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Mechanical life: 20000 cycles;
Electrical life: 10000 cycles;
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1.1 Function
protection of circuits against short-circuit currents,protection of circuits against overload currents,switch,isolation.
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Technical data of the network at the point considered:short-circuit current at the circuit-breaker installation point, which must always be less than the breaking capacity of this device,network normal voltage.
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1.1 Function
Control electric circuits.
Protect people against indirect contacts and additional protection against direct contacts.
Protect installations against fire hazard due to insulation faults.
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1.2 Selection
Detectable wave form
Type B
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Tripping sensitivity
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Tripping time
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AX-5 auxiliary contacts
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protection of circuits against short-circuit currentsprotection of circuits against overload currents,switch,isolation,
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Technical data of the network at the point consideredshort-circuit current at the circuit-breaker installation point, which must always be less than the breaking capacity of this device,
Network normal voltage.
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