How to solve a high pressure sodium ballast wiring

high pressure sodium ballast wiring: 1. Field wiring connections should only be made by qualified personnel. 2. Turn off supply voltage at breaker before accessing fixture Wiring Compartment. 3. Refer to wiring diagram on ballast label for proper component connections (typical connections illustrated above). 4. For safe operation: a) Ground all system components (metallic case […]

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