Eaton Cutler-Hammer C25DND340A Contactor
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Eaton Cutler-Hammer C25DND340A Contactor

Eaton Cutler-Hammer C25DND340A Contactor

The Eaton Cutler-Hammer C25DND340A is a reliable 3-pole definite purpose contactor engineered for demanding HVACR and industrial applications. Designed for inductive loads up to 40 amps, this non-reversing contactor features a standard 110/120Vac 50/60Hz coil, making it a drop-in replacement for many commercial AHUs, refrigeration racks, and pumping systems. The open type enclosure and integrated metal mounting plate provide a rigid foundation for vertical or horizontal installation, ensuring mechanical stability under high-vibration conditions. Utilizing a Frame D design, the C25DND340A incorporates binding head screws and quick-connect terminals (side-by-side) to streamline wiring for field technicians. Its definite purpose rating ensures it meets the rigorous cycling requirements of compressor and motor control circuits, providing clean electrical breaks and minimizing arc erosion on the contacts. For contractors managing large-scale mechanical retrofits, this Eaton internal-component-grade contactor delivers the specific FLA/LRA ratings necessary to maintain equipment uptime and system performance.

Key Benefits for Technicians:
  • Enhanced Durability: The C25DND340A features high-quality silver cadmium oxide contacts to resist welding and pitting during high-inrush motor starts.
  • Universal Mounting: The metal mounting plate is compatible with existing footprints, reducing the need for new drilling or enclosure modifications.
  • Coil Performance: Optimized 120V coil design handles voltage fluctuations often found in commercial power grids, preventing chattering or premature coil failure.
  • Compact Footprint: The Frame D 40 amp chassis maximizes space efficiency within crowded control panels without sacrificing thermal dissipation.
Common Technical Questions:

What is the maximum horsepower rating for this 40 amp contactor?
The C25DND340A is typically rated for 3HP at 115V single-phase, 7.5HP at 230V single-phase, and up to 20HP at 460/575V three-phase loads.

Can I use this contactor for resistive heating loads?
Yes, while rated at 40 FLA (Full Load Amps) for inductive loads, it handles up to 50 Amps for resistive heating (NEC/UL ratings).

Does this unit include auxiliary contacts?
The standard C25DND340A comes as a base 3-pole unit, but the Frame D design allows for the field-addition of snap-on auxiliary contact blocks if your control circuit requires feedback signals.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.

$47.88

Original: $136.79

-65%
Eaton Cutler-Hammer C25DND340A Contactor

$136.79

$47.88

Eaton Cutler-Hammer C25DND340A Contactor

The Eaton Cutler-Hammer C25DND340A is a reliable 3-pole definite purpose contactor engineered for demanding HVACR and industrial applications. Designed for inductive loads up to 40 amps, this non-reversing contactor features a standard 110/120Vac 50/60Hz coil, making it a drop-in replacement for many commercial AHUs, refrigeration racks, and pumping systems. The open type enclosure and integrated metal mounting plate provide a rigid foundation for vertical or horizontal installation, ensuring mechanical stability under high-vibration conditions. Utilizing a Frame D design, the C25DND340A incorporates binding head screws and quick-connect terminals (side-by-side) to streamline wiring for field technicians. Its definite purpose rating ensures it meets the rigorous cycling requirements of compressor and motor control circuits, providing clean electrical breaks and minimizing arc erosion on the contacts. For contractors managing large-scale mechanical retrofits, this Eaton internal-component-grade contactor delivers the specific FLA/LRA ratings necessary to maintain equipment uptime and system performance.

Key Benefits for Technicians:
  • Enhanced Durability: The C25DND340A features high-quality silver cadmium oxide contacts to resist welding and pitting during high-inrush motor starts.
  • Universal Mounting: The metal mounting plate is compatible with existing footprints, reducing the need for new drilling or enclosure modifications.
  • Coil Performance: Optimized 120V coil design handles voltage fluctuations often found in commercial power grids, preventing chattering or premature coil failure.
  • Compact Footprint: The Frame D 40 amp chassis maximizes space efficiency within crowded control panels without sacrificing thermal dissipation.
Common Technical Questions:

What is the maximum horsepower rating for this 40 amp contactor?
The C25DND340A is typically rated for 3HP at 115V single-phase, 7.5HP at 230V single-phase, and up to 20HP at 460/575V three-phase loads.

Can I use this contactor for resistive heating loads?
Yes, while rated at 40 FLA (Full Load Amps) for inductive loads, it handles up to 50 Amps for resistive heating (NEC/UL ratings).

Does this unit include auxiliary contacts?
The standard C25DND340A comes as a base 3-pole unit, but the Frame D design allows for the field-addition of snap-on auxiliary contact blocks if your control circuit requires feedback signals.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.

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Description

The Eaton Cutler-Hammer C25DND340A is a reliable 3-pole definite purpose contactor engineered for demanding HVACR and industrial applications. Designed for inductive loads up to 40 amps, this non-reversing contactor features a standard 110/120Vac 50/60Hz coil, making it a drop-in replacement for many commercial AHUs, refrigeration racks, and pumping systems. The open type enclosure and integrated metal mounting plate provide a rigid foundation for vertical or horizontal installation, ensuring mechanical stability under high-vibration conditions. Utilizing a Frame D design, the C25DND340A incorporates binding head screws and quick-connect terminals (side-by-side) to streamline wiring for field technicians. Its definite purpose rating ensures it meets the rigorous cycling requirements of compressor and motor control circuits, providing clean electrical breaks and minimizing arc erosion on the contacts. For contractors managing large-scale mechanical retrofits, this Eaton internal-component-grade contactor delivers the specific FLA/LRA ratings necessary to maintain equipment uptime and system performance.

Key Benefits for Technicians:
  • Enhanced Durability: The C25DND340A features high-quality silver cadmium oxide contacts to resist welding and pitting during high-inrush motor starts.
  • Universal Mounting: The metal mounting plate is compatible with existing footprints, reducing the need for new drilling or enclosure modifications.
  • Coil Performance: Optimized 120V coil design handles voltage fluctuations often found in commercial power grids, preventing chattering or premature coil failure.
  • Compact Footprint: The Frame D 40 amp chassis maximizes space efficiency within crowded control panels without sacrificing thermal dissipation.
Common Technical Questions:

What is the maximum horsepower rating for this 40 amp contactor?
The C25DND340A is typically rated for 3HP at 115V single-phase, 7.5HP at 230V single-phase, and up to 20HP at 460/575V three-phase loads.

Can I use this contactor for resistive heating loads?
Yes, while rated at 40 FLA (Full Load Amps) for inductive loads, it handles up to 50 Amps for resistive heating (NEC/UL ratings).

Does this unit include auxiliary contacts?
The standard C25DND340A comes as a base 3-pole unit, but the Frame D design allows for the field-addition of snap-on auxiliary contact blocks if your control circuit requires feedback signals.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.

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