KA-114

製品名KA-114

Prevents burnout of a single-phase motor

Basic Characteristics

Product summary

Detects overcurrent / locked rotor current and protects a motor from burnout

Product purpose

Prevent burnout of general-purpose single-phase motors

Intended use

Submerged pump
Various general-purpose motors, and more

Operating type

Bimetal type
(Convert a current applied to the product into heat in the internal heater, which then operates the bimetal and interrupts the circuit)

Compatible standard

UL

Mechanical Characteristics

Case material

Phenolic resin
(UL 94, V-0, CTI 175 or higher)

Operating temperature range

Temperature near motor: 20°C to 100°C
No freezing or condensation allowed

Connection terminal type

Solder terminal

Product mounting method

Fixed in place with M4 screws or by other means
56-mm interval

Electrical Characteristics

Rated voltage

AC 125/250V

Rated capacity

Up to 7.5 kW

Contact withstand current

200/150A

Contact withstand count

5,000 times or more

Withstand voltage

1500 V for 1 minute
Leakage current: 10 mA or less

Insulation resistance

50 MΩ or higher with a 500-VDC megohmmeter

Characteristics Unique to This Product

  • Set operating temperature: 120 to 140°C
  • Set return temperature: 60°C to 70°C
  • Temperature tolerance: ±10°C
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