Riken Instrumentation Ltd supplies Power Analyser. Riken Instrumentation Ltd. Is an ISO 9001:2000 certified company. The Power Analyser can make simultaneous measurements of V, I, Cos Ø, Hz, kW, kVA, kVAr on single press. There is continuous data logging with selectable integration period. Type Tested of Power Analyser is as per IS 1248: 83.