KA/NA-125

製品名KA/NA-125

Prevents burnout of a single-phase motor and is equipped with an independent temperature detection device

Basic Characteristics

Product summary

In addition to the features of the 122 model, this product has an independent temperature protection feature.
Product purpose

Prevent compressor motor burnout
Intended use

Compressor (for refrigerators, air conditioners, and other appliances)
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、VDE

Mechanical Characteristics

Mechanical Characteristics

Phenolic resin (unsaturated polyester)
(UL 94, V-0, CTI 175 or higher)
* CTI600 or higher also available
Operating temperature range

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

Solder terminal
FASTON tab terminal (#250)
Product mounting method

Same as KA-122

Electrical Characteristics

Rated voltage

AC 125/250V
Rated capacity

Up to 1.5 kW
Contact withstand current

60/40A
Contact withstand count

5,000 times or more
Withstand voltage

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

100 MΩ or higher with a 500-VDC megohmmeter

Characteristics Unique to This Product

  • Thermal part set operating temperature: 140°C to 160°C.
  • Thermal setting return temperature: 60°C to 70°C.
  • Temperature setpoint operating temperature: 120°C to 130°C
  • Temperature setpoint return temperature: 70°C to 80°C
  • Temperature tolerance: ±10°C
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