ILC1-F AC Contactor
ILC1-F Magnetic latching Contactor
Yueqing Tianhui Electric Co.,Ltd Magnetic latching contactors of both block and bar mounted types are fitted with a special electromagnet which enables them to remain in the "On" position when the coil is no longer energized.
Applications
The special properties of magnetic latching contactors make them suitable for a large number of applications.
- Refineries, power stations, excitation circuits.
- Contactors remaining in the closed state for long periods. Examples: refineries, power supplies, low voltage distribution.
- Selective opening control.
- No unwanted opening and closing of the main power poles.
- Current carrying at voltages up to 1000 Volts.
Properties
- Retention of the sequence memory in automatic control equipment in the event of loss of control voltage.
- Energy saving, since the source of supply to the coil does not need to supply current when the contactor is latched in the closed state.
- Change of state from "Closed" to "Open" by current signal through the coil.
- Unaffected by mains interference.
- Utilisation of contactors beyond their breaking capacity, as operations are performed off-load.
- Contactors are silent in the latched position.
Operation of the electromagnet (GCR1-F block contactors)
- GCR1-F magnetic latching contactors are fitted with a double coil with 3 terminals comprising a latching winding and an unlatching winding. The 2 windings have a common point which can necessitate special wiring precautions when the latching supply is separate from the unlatching supply.
- The power supplies may be a.c. or d.c. For d.c. operation, the polarities indicated must be complied with.
- Operating precautions: the 2 windings must not be supplied simultaneously, a winding must not be supplied continuously, supply to the coils must be via pulsed contacts.
- Manual opening: if the control voltage is not present, the contactor can be unlatched manually.
Technical Data
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Type |
ILC1-F115 | ILC1-F150 | ILC1-F185 | <td style="lin|
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