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