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Click Mode CMA146 2-Gang 250W Dimmer Switch Plate - Polar White
2-gang leading edge dimmer switch plate rated 40W-250W for resistive and inductive loads. Modular system requires separate dimmer modules (sold separately) with press ON/OFF and rotate dimming control. Screw terminals accept 2x1.5mm² solid conductors with 0.4Nm torque specification. Fits standard 25mm minimum backbox depth with 60.3mm horizontal fixing centres. Antimicrobial certified polar white finish with BS EN 60669-1 compliance. Compatible with MD9014 LED modules and MD9042 leading edge modules for professional lighting control installations.
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Product Features
| Load Rating | 40W - 250W |
|---|---|
| Gang Configuration | 2-Gang |
| Switching Type | 2-Way |
| Dimmer Technology | Leading Edge |
| Terminal Type | Screw terminals Ø3.5mm |
| Terminal Capacity | 2 x 1.5mm² solid conductors |
| Terminal Torque | 0.4Nm |
| Minimum Backbox Depth | 25mm |
| Plate Dimensions | 86(W) x 86(H) x 9.5(D)mm |
| Fixing Centres | 60.3mm horizontal |
| Standards Compliance | BS EN 60669-1, BS EN 55015 |
| IP Rating | IP20 |
| Operating Temperature | -5°C to +40°C |
| Warranty | 20 years main / 1 year electronics |
Modular System Components
Base Plate Only
CMA146 plate requires separate dimmer modules for operation. Choose appropriate module based on load type and wattage requirements.
LED Module Compatibility
MD9014 100W dual-mode module provides optimal LED performance. Alternative modules available for different load characteristics and control requirements.
Control Operation
Press action provides ON/OFF switching. Rotate knob for continuous dimming control between minimum and maximum load ratings.
Installation Requirements
Terminal Connections
Ø3.5mm screw terminals with 0.4Nm torque specification. Accepts 2x1.5mm² solid conductors per terminal for standard lighting circuit connections.
Mounting Dimensions
Standard 86x86mm faceplate with 60.3mm horizontal fixing centres. 9.5mm plate depth requires minimum 25mm backbox for proper installation clearance.
Temperature Rating
Operating temperature range -5°C to +40°C suitable for internal installations. Antimicrobial certified finish provides enhanced hygiene properties.
Frequently Asked Questions
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What backbox depth is required for the CMA146 dimmer plate?
Minimum 25mm backbox depth required. Standard 35mm backboxes provide optimal installation clearance for the 9.5mm plate depth and module connections.
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Which dimmer modules are compatible with this plate?
Compatible modules include MD9014 (100W LED), MD9042 (60-400W leading edge), MD9010 (1-10V analogue), and MD9001 (6A dummy dimmer). Modules sold separately.
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Can this dimmer be used with LED lighting?
LED compatibility depends on module selection. Use MD9014 dual-mode module for guaranteed LED performance. Consult technical support for specific LED lamp compatibility.
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What is the terminal torque specification?
Terminal torque specification is 0.4Nm for the Ø3.5mm screw terminals. Accepts 2x1.5mm² solid conductors per terminal for standard lighting circuits.
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Does this meet current wiring regulations?
Yes, complies with BS EN 60669-1, BS EN 55015, and EMC standards. CE marked for regulatory compliance in domestic and commercial installations.