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Noark 102399 Ex9CH20 Modular Contactor 20 A 2NO 230 V Coil
The Noark 102399 is a modular contactor (installation relay) of the Ex9CH20 series with a rated operational current of 20 A in category AC-1, two normally open contacts (2NO) and a 220–230 V AC, 50/60 Hz control coil. It takes up a single DIN module.
It is installed in residential and commercial distribution boards to remotely switch power loads by means of an auxiliary signal: lighting of communal and outdoor areas, switched sockets, heating elements, fan coil units, circulation pumps and small motors. The coil is driven by push buttons, time switches, thermostats, twilight relays or automation system outputs, while the two power contacts close the main circuit. With a power dissipation of just 1.47 W and the width of a single module, it is easily fitted next to the protective devices in existing consumer units. The device complies with the requirements of the IEC/EN 61095 standard for electromechanical contactors for household and similar purposes.
Key features
Technical specifications
| Feature | Value |
|---|---|
| Product code | 102399 |
| Device type | Modular contactor / installation relay, Ex9CH20 series |
| System side | Alternating current (AC) |
| Rated operational current (AC-1) | 20 A |
| Rated operational voltage | 230–400 V CA |
| Contact configuration | 2 NO (normally open) contacts |
| Coil voltage | 220–230 V CA |
| Rated frequency | 50/60 Hz |
| Power dissipation | 1.47 W |
| Manual control | No |
| Number of DIN modules | 1 |
| Flush-mounting depth | 67.5 mm |
| Protection rating | IP20 |
| Mounting | 35 mm DIN rail |
| Dimensions | 67.5 × 84.5 × 18 mm |
| Weight | 0.12 kg |
| Standards | IEC/EN 61095 (electromechanical contactors for household and similar purposes) |
Installation and wiring must be carried out by qualified personnel in accordance with the applicable standards and the electrical design of the system.