HP Series Operating Manual - Jands

Introduction 1-1Some key features of the dimmer range include:FEATURE HP12-TR HP12-SC HP12-WMTRHP12-WMSC3RU rack chassis (mounting front and rear) • •Wall-mounted chassis • •Circuit breaker protection of output devices • • • •Factory-wired and tested three phase tail andconnector (export versions may vary)• •Front panel indication of three phase supply • • • •Selectable missing or failed neutral detection andshut-down• • • •Temperature-controlled cooling fan • • • •Temperature monitor and thermal cut-out • • • •DMX address selection by Channel or 12 channelBankOutput voltage selection on a channel-by-channelbasisDimming curve selectable between “linear power”and “switched output” on a channel-by-channel basis• • • •• • • •• • • •Channel level test from zero to full • • • •LED mimic of channel status, control and output • • • •Selectable lamp preheat function for extended lamplife and to avoid circuit breaker nuisance trippingPreset “Snap”, “Scene” and “Chase” settings tofacilitate setup and stand-alone dimmingapplicationsConforms to C-Tick (Australian) and CE (European)standardsRegulation of dimmer output voltage againstvariations in mains supply voltagesInternal wiring options allow supply from threephase star supply or three independent suppliesOperating software updatable without removing thelid.• • • •• • • •• • • •• • • •• • • •• • • •"Bulletproof" SCR pairs for extreme reliability • •Continuous DC gate firing, allowing accuratecontrol of "difficult" loads and loads down to 5 wattsHigh risetime chokes for low acoustic lamp filamentnoise and low wiring noise• •• •Single 80mm speed-controlled fan • •Dual 80mm speed-controlled fans • •Revision 2 - 20 March, 1997 HP SERIES DIMMER OPERATING MANUAL