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NXC Series AC Contactor (6A – 630A) – 3P
NXC Series AC Contactor (6A – 630A) – 3P
The CHINT NXC Series is a reliable 3-pole AC contactor designed for motor control, power switching, and industrial automation.
Key Features
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Current Range: 6A to 630A
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Poles: 3P (3 normally open contacts)
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Voltage: 220V – 690V (operational), up to 1000V insulation
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Coil Options: AC / DC / AC-DC (model dependent)
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Mounting: DIN rail (small models) / Screw mounting (large models)
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Standards: IEC 60947-1, IEC 60947-4-1
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Aux Contacts: Optional NO/NC combinations
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Applications: Motor starters, pumps, HVAC, machinery control
Description
Key Specifications & Features of NXC Series
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Rated Operational Current (Ie):
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From 6 A up to 630 A. chintglobal.com+2electronicverse.in+2
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Rated Operational Voltage (Ue):
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Between 220 V and 690 V. chintglobal.com+2chintglobal.com+2
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Insulation Voltage (Ui):
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For smaller models (NXC-06M … NXC-100): 690 V
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For larger models (NXC-120 … NXC-630): 1000 V electronicverse.in+1
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Number of Poles:
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Primarily 3P (3 poles) for most models. shop.sirichaielectric.com+1
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There are also 4-pole variants, but only in some smaller sizes (e.g., “only for NXC-06M … 12M” according to the catalog). chintglobal.com+1
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Coil Control Methods / Coil Types:
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AC coil: for models NXC-06(M) up to ~225 A. electronicverse.in
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DC coil: for mini-types (e.g., NXC-06M … 12M) chintglobal.com+1
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AC/DC coil: for larger ones (NXC-265 … 630) electronicverse.in
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Installation / Mounting:
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Smaller units (up to NXC-100): can be installed on DIN rail and screwed. chintglobal.com
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Larger units (NXC-120 to 630): screw mounting only. electronicverse.in
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Standards / Certifications:
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Complies with IEC/EN 60947-1, IEC/EN 60947-4-1, IEC/EN 60947-5-1. chintglobal.com
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Poles / Contacts:
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Main contacts: 3 NO (normally open) for 3-pole models. shop.sirichaielectric.com
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Auxiliary contacts: options like 1 NO + 1 NC, 2 NO + 2 NC depending on the model. BaoAnJSC+1
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Environmental Conditions:
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Operating / ambient temperature: –35 °C to +70 °C. chintglobal.com
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Installation altitude: up to 2000 m above sea level. chintglobal.com
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Pollution Degree: 3 (relatively high pollution environments) as per spec sheet. shop.sirichaielectric.com
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Durability / Mechanical Life:
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(From datasheet) Electrical and mechanical life are specified in catalog — refer to catalog for cycle counts. chintglobal.com
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Matching Overload Relays:
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Recommended / compatible thermal overload relay: NXR series (for making a DOL starter) according to Chint’s documentation. Amax Electric+1
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