IPA/CPA Series Magnetic Circuit Protectors Introduction 83 Poles 84 PC Board Mount 87 Configurations 89 Operating Characteristics 90 Delay Curves 91 Specifications 93 Decision Tables 95IPA/CPA Series Hydraulic Magnetic Circuit Protectors INTRODUCTION The Airpax IPA/CPA hydraulic-magnetic circuit protectors machines, medical instrumentation, broadcast equipment, provide low-cost power switching, reliable circuit protection vending and amusement machines, military applications and accurate circuit control for equipment in the international and wherever precision operation is required. Temperature marketplace. differences which affect fuses and other thermal devices are not a concern. IPA models meet IEC spacing requirements that are mandatory for equipment which must comply with IEC specifications 601 One important feature of this protector line is a trip free action, and 950 and VDE specifications 0804 and 0805. In addition, they which means the circuit will trip in the presence of an overload are UL Recognized as supplementary protectors per UL STD. even though the handle is held in the ON position. The delay 1077, CSA Certified as supplementary protectors per CSA C 22.2- mechanism senses the fault and the contacts open. No. 235, TUV Approved to VDE 0642 (EN60934), CCC Approved (pending) and CE Compliant. The IPA is available in configurations including series and series with auxiliary switch, with a choice of delays and ratings in either Designed using the latest in sensitive hydraulic magnetic DC, 50/60Hz or 400Hz versions. Single or multi-pole versions technology, the IPA line adapts itself to many applications and are available, with a variety of pole arrangements to meet your environments. Theyre ideal for data processing and business specifications. IPA Series - Introduction 83