Powergear Limited supplies Generator Auxiliary Compartment Panels for Gas Turbine Generator. Powergear Limited has been awarded with 9001-2000 certification. Generator Auxiliary Compartment Panels for Gas Turbine Generator [GTG] is an interphase panel between a gas turbine generator and generator transformer which comprises of busbars on phase and neutral side of generator and accessories like current transformers, voltage transformers, lightning arrestors, surge capacitors, neutral grounding transformer and resistor.