ACC20, Dual 20A 5.5KW Constant Module - 277V

Overview
The ETC ACC20, Dual 20A 5.5KW Constant Module - 277V is part of the ETC Sensor+ / Unison Dimmer Modules range. These plug-in dimmer modules fit ETC Sensor+ and Unison modular rack enclosures. They use two back-to-back SCRs per circuit with toroidal filters and fully magnetic breakers for digital forward phase-angle dimming. The range includes standard 350 µs modules, 500 µs 'E' modules, constant current modules and 277 V AD modules.

Best for
Replacement or expansion modules for existing ETC Sensor+ and Unison dimming racks (including 277 V racks for the AD models).

Highlights

• Two back-to-back SCRs per circuit with bonded heatsink
• Fully magnetic breakers rated for 20x inrush
• 100,000 A SCCR
• Die-cast aluminum chassis
• Dims incandescent, low-voltage, neon, cold-cathode and fluorescent ballast loads

Key Specs

• Part Number: 7083A1090
• Voltage: 277V
• Compatibility: Sensor+ and Unison modular racks
• Rise time: 350 µs (D15/D20) or 500 µs (E models)
• SCCR: 100,000 A
• 277 V modules: AD15 dual 4.1 kW, AD20 dual 5.5 kW
• Listing: UL and cUL