Contents iii
Revision 2 - 20 March, 1997 HP SERIES DIMMER OPERATING MANUAL
5.0 Fault Diagnosis
5.1 Protection...............................................................................................................5-0
5.1.1 Output protection .....................................................................................5-0
5.1.2 Thermal protection...................................................................................5-1
5.1.3 Supply Power fault protection ..................................................................5-1
5.2 Output faults...........................................................................................................5-2
5.3 Operating faults......................................................................................................5-2
5.4 DMX faults.............................................................................................................5-3
5.5 Phase fault indication..............................................................................................5-3
5.6 Cold lamp filaments................................................................................................5-3
5.7 Output Loads..........................................................................................................5-3
5.8 Fault finding guide..................................................................................................5-4
6.0 Installation
6.1 Rack mounting .......................................................................................................6-0
6.1.2 Mounting in racks 465mm deep ...............................................................6-0
6.1.2 Mounting in deep racks using the Extender brackets.................................6-1
6.1.3 Rack Mounting - Ventilation....................................................................6-2
6.2 Wall Mounting .......................................................................................................6-2
6.2.1 Wall Mounting Dimmers - In Racks.........................................................6-3
6.2.2 Wall Mounting Dimmers - Flush to Wall..................................................6-4
6.2.3 Wall Mounting Dimmers - Straddling Cable Trays...................................6-5
6.2.4 Wall Mounting Dimmers - Conduited Cable Entry...................................6-6
6.2.5 Wall Mounting Dimmers - Hung from Bar Hooks....................................6-7
6.2.6 Wall Mounting Dimmers - Patch Lead Option..........................................6-8
6.3 Mounting the dimmer to the bracket .......................................................................6-9
6.4 Wall Mounting Dimmers - Ventilation..................................................................6-10
7.0 Maintenance
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