hi,
we use philips advance HPS lamp ballast (control gear) with catalog number 71A79N1.
the lighting fixture brand is Appleton 70W hps E-27 lamp holder.
when we use this control gear to E-27 lamp holder and GE lamp PN: LU70/90/MO/D/I/27, why the lamp turns ON for 10 minutes and after that...
Hi. I need help.
I don't know much about ISOLATOR SPARK GAP and LIGHTNING EQUIPOTENTIAL BOND.
Can anyone please share some information you have. Thanks.