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

Prevent compressor motor burnout

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

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

UL、VDE、CQC

Phenolic resin
Tracking resistance: Level 3

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

Solder terminal
FASTON tab terminal (#187, #250)

Place the product into a Φ25 hole and bring it into intimate contact with the motor

AC 125/250V

Up to 1.5 kW

60/40A

10,000 times or more

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

100 MΩ or higher with a 500-VDC megohmmeter

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

Prevent compressor motor burnout

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

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

UL、VDE、CQC

Unsaturated polyester
Tracking resistance: Level 0

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

FASTON tab terminal (#250)

Place the product into a Φ25 hole and bring it into intimate contact with the motor

AC 125/250V

Up to 1.5 kW

60/40A

10,000 times or more

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

100 MΩ or higher with a 500-VDC megohmmeter

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

Prevent burnout of general-purpose three-phase motors

Submerged pump
Various general-purpose motors
and more

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

UL

Phenolic resin
(UL 94, V-0)

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

Solder incurved terminal
FASTON tab terminal (#187, #250)

Fixed in place with M4 screws or by other means
39.5-mm to 40-mm interval

AC 250/500V

Up to 1.0 kW

30/20A

5,000 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

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

Prevent burnout of general-purpose three-phase motors

Submerged pump
Various general-purpose motors
and more

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

UL (with some exceptions)

Phenolic resin
(UL 94, V-0)

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

Solder incurved terminal
FASTON tab terminal (#250)

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

AC 250/500V

Up to 2.2 kW

80/50A

3,000 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

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

Prevent burnout of general-purpose three-phase motors

Submerged pump
Various general-purpose motors
and more

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

UL (with some exceptions)

Phenolic resin
(UL 94, V-0)

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

Solder incurved terminal

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

AC 250/500V

Up to 7.5 kW

200/150A

2,000 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

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

Prevent burnout of general-purpose three-phase motors

Submerged pump
Various general-purpose motors
and more

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

UL (with some exceptions)

Phenolic resin
(UL 94, V-0)

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

Solder incurved terminal
With auxiliary metal fittings for fixing leads in place

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

AC 250/500V

Up to 15 kW

300/200A

1,000 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

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

Prevent burnout of general-purpose three-phase motors

Submerged pump
Various general-purpose motors
and more

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

UL (with some exceptions)

Phenolic resin
(UL 94, V-0)

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

Thread-fastening terminal

Fixed in place with M5 screws or by other means
80-mm interval

AC 250/500V

Up to 37 kW

600/400A

1,000 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

Detects overcurrent / locked rotor current and protects a motor from burnout
Performs manual return by pushing the button

Prevent burnout of general-purpose motors

Electric power tools, food shredders, and other electric appliances that must not be automatically returned

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

None

Phenolic resin
(UL 94, HB, CTI 175 or higher)
* UL 94, V-0 also available

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

Terminal with holes
FASTON tab terminal (#187, #250)

Place the product into a Φ25 hole and press it down on an item you want to protect

AC 125/250V

Up to 1.5 kW

60/40A

200 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

Detects overcurrent / locked rotor current and protects a motor from burnout
Can be directly mounted on the hermetic pin of a compressor

Prevent compressor motor burnout

Compressor motor of refrigerators and other appliances

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

None

Unsaturated polyester + PBT resin

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

Terminal for hermetic pin

Insert into a common terminal of a compressor's hermetic pin

AC 125/250V

Up to 0.8 kW

20/15A

10,000 times or more

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

100 MΩ or higher with a 500-VDC megohmmeter

Detects overcurrent / locked rotor current and protects a motor from burnout
Performs manual return by pushing the button

Prevent burnout of general-purpose three-phase motors

Various industrial motors
Used at points where they must not be automatically returned

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

None

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

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

Solder incurved terminal
FASTON tab terminal (#187, #250)

Fixed in place with M4 screws or by other means
39.5-mm to 40-mm interval

AC 250/500V

Up to 1.0 kW

30/20A

200 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

Detects overcurrent / locked rotor current and protects a motor from burnout
Performs manual return by pushing the button

Prevent burnout of general-purpose three-phase motors

Various industrial motors
Used at points where they must not be automatically returned

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

None

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

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

Solder incurved terminal
FASTON tab terminal (#250)

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

AC 250/500V

Up to 2.2 kW

80/50A

200 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

Detects overcurrent / locked rotor current and protects a motor from burnout
Performs manual return by pushing the button

Prevent burnout of general-purpose motors

Electric power tools, food shredders, and other electric appliances that must not be automatically returned

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

None

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

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

Terminal with holes
FASTON tab terminal (#187, #250)

Place the product into a Φ30 hole and press it down on an item you want to protect

AC 125/250V

Up to 2.2 kW

80/50A

200 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

Detects overcurrent / locked rotor current and protects a motor from burnout
Performs manual return by pushing the button

Prevent burnout of general-purpose single-phase motors

Electric power tools, food shredders, and other electric appliances that must not be automatically returned

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

None

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

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

Terminal with holes
FASTON tab terminal (#187, #250)

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

AC 125/250V

Up to 1.5 kW

60/40A

200 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

Detects overcurrent / locked rotor current and protects a motor from burnout
Performs manual return by pushing the button

Prevent burnout of general-purpose single-phase motors

Electric power tools, food shredders, and other electric appliances that must not be automatically returned

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

None

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

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

Terminal with holes
FASTON tab terminal (#187, #250)

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

AC 125/250V

Up to 2.2 kW

80/50A

200 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

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

Prevent burnout of general-purpose single-phase motors

Submerged pump
Various general-purpose motors, and more

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

UL

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

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

Solder terminal
FASTON tab terminal (#187, #250)

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

AC 125/250V

Up to 1.5 kW

60/40A

5,000 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

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

Prevent burnout of general-purpose single-phase motors

Submerged pump
Various general-purpose motors, and more

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

UL (with some exceptions)

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

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

Solder terminal
FASTON tab terminal (#250)

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

AC 125/250V

Up to 2.2 kW

80/50A

2,000 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

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

Prevent burnout of general-purpose single-phase motors

Submerged pump
Various general-purpose motors, and more

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

UL

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

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

Solder terminal

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

AC 125/250V

Up to 7.5 kW

200/150A

2,000 times or more

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

50 MΩ or higher with a 500-VDC megohmmeter

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

Prevent compressor motor burnout

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

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

UL

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

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

Solder terminal
FASTON tab terminal (#250)

Place the product into a Φ30 hole and bring it into intimate contact with the motor

AC 125/250V

Up to 2.2 kW

80/50A

3,000 times or more

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

100 MΩ or higher with a 500-VDC megohmmeter

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

Prevent compressor motor burnout

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

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

UL、VDE

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

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

Solder terminal
FASTON tab terminal (#250)

Same as KA-122

AC 125/250V

Up to 1.5 kW

60/40A

5,000 times or more

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

100 MΩ or higher with a 500-VDC megohmmeter