YCT8-A1

YCT8-A1

Professional Definition

The YCT8-A1 is a modular AC contactor designed for installation on 35 mm DIN rails in residential and commercial distribution boards. It is used for remote control and automatic switching of lighting circuits, heating systems, and other AC loads.

Compact in design and optimized for low operational noise, the YCT8-A1 is suitable for building automation systems and complies with IEC 61095 standards for household and similar contactors.

Technical Specifications

General Data

Parameter Specification
Model YCT8-A1
Product Type Modular AC Contactor
Standard IEC 61095
Mounting 35 mm DIN Rail
Operating Frequency 50 / 60 Hz
Mechanical Life 1,000,000 operations
Electrical Life 100,000 operations

Electrical Ratings

Parameter Specification
Rated Operational Voltage (Ue) 230 / 400 V AC
Rated Current (Ie) 16 A / 20 A / 25 A / 32 A / 40 A / 63 A (model dependent)
Rated Insulation Voltage (Ui) 500 V
Rated Impulse Withstand Voltage (Uimp) 4 kV
Utilization Category AC-1

Coil Specifications

Parameter Specification
Control Voltage Options 230 V AC (standard)
Coil Frequency 50 / 60 Hz
Operating Voltage Range 85 % – 110 % of rated voltage
Power Consumption Low consumption coil

Contact Configuration

Poles Configuration
1P 1 NO
2P 2 NO
3P 3 NO
4P 4 NO

(NC versions available depending on variant.)

Operating Conditions

Parameter Specification
Operating Temperature −5 °C to +40 °C
Storage Temperature −25 °C to +70 °C
Protection Degree IP20
Terminal Capacity Up to 25 mm²

Typical Applications

  • Lighting control systems

  • Electric water heaters

  • HVAC switching

  • Building automation systems

  • Time-controlled circuits

  • Load control via timers or PLC

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