KA-112,142

Product nameKA-112,142

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
FASTON tab terminal (#187, #250)
Product mounting method

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

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

50 MΩ or higher with a 500-VDC megohmmeter

Characteristics Unique to This Product

  • Set operating temperature: 100°C to 140°C
  • Set return temperature: 60°C to 70°C
  • Temperature tolerance: ±10°C
  •  
KA-113,143

Product nameKA-113,143

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 (with some exceptions)

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
FASTON tab terminal (#250)
Product mounting method

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

Electrical Characteristics

Rated voltage

AC 125/250V
Rated capacity

Up to 2.2 kW
Contact withstand current

80/50A
Contact withstand count

2,000 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: 100°C to 140°C
  • Set return temperature: 60°C to 70°C
  • Temperature tolerance: ±10°C
  •  
KA-114

Product nameKA-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

2,000 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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