Description
4 Pole 40A 24V NC Normally Closed AC Modular Contactor
The WCED 4 Pole 40A 24V Normally Closed AC Modular Contactor is a high-performance solution for controlling electrical circuits in modular panels, consumer units, and enclosures. Its compact design ensures seamless integration, while its silent operation makes it ideal for noise-sensitive environments. Designed with fail-safe functionality, this contactor is perfect for applications where reliability is paramount.
Key Features of 4 Pole 40A 24V NC Normally Closed AC Modular Contactor
- Compact Modular Design: Fits neatly into consumer units and enclosures, optimising space for efficient installations.
- Silent Operation: Operates quietly, making it suitable for residential, commercial, and office settings.
- Normally Closed Configuration: Maintains a closed circuit by default, opening only when the 24V coil is energised, ensuring fail-safe control.
- High Current Capacity: Handles up to 40A, suitable for demanding electrical loads.
- Durable Build: Engineered for long-lasting reliability and performance.
- Versatile Application: Ideal for various electrical systems, including lighting, heating, and motor control.
Technical Specifications
- Brand: WCED
- Poles: 4 Pole
- Current Rating: 40A
- Control Voltage: 24V AC electromagnetic coil
- Operational Voltage: 230/400V AC @ 50Hz
- Operation Type: Normally Closed
- Degree of Protection: IP20, conforming to BS EN 60529
- Utilisation Categories: AC-7a (resistive loads) and AC-1 (slightly inductive loads), compliant with BS EN 60947-4-1
- Ambient Temperature Range: -25 °C to +40 °C
- Mounting: 35 mm DIN rail, with a recommended torque of 2.0Nm
- Compliance: Certified to BS EN 61095 for modular contactors
How It Works
The WCED 4 Pole 40A 24V NC Modular Contactor functions using an electromagnetic coil:
- Default State: In its normally closed (NC) configuration, the contacts remain closed, allowing current to flow.
- Activation: Energising the 24V AC coil creates a magnetic field, moving the armature and opening the contacts to interrupt the circuit.
- Fail-Safe Design: When the coil is de-energised, a spring mechanism returns the contacts to their default closed position, ensuring safe and reliable operation.
Applications
- Residential: Quietly manage lighting, heating systems, and appliances.
- Commercial: Control office lighting, HVAC systems, and retail equipment.
- Industrial: Efficiently handle motors, pumps, and machinery requiring reliable circuit control.
Why Choose This Contactor?
The WCED 4 Pole 40A 24V NC Modular Contactor is an excellent choice for professional electricians and engineers, offering durability, reliability, and silent operation. Its compliance with British standards ensures safe and efficient performance across various installations.
