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Snap–Action Disc Motor Thermal Overload Protection / Thermal Cut Out Switch

Categories Thermal Overload Protector
Model Number: BR-A2D
Place of Origin: China
Brand Name: DESHENG
Certification: UL VDE CE CQC
MOQ: 1000pcs
Packaging Details: 5000pcs per package
Delivery Time: 3-10 days on order date
Payment Terms: T/T L/C D/P
Supply Ability: 3,000,000pcs/month
Product Name: Thermal Overload Protector
Contact capacity: 125Vac/8A, 250Vac/5A, 24Vdc/8A
Cycles life: 6,000 cycles
Seal: Epoxy resin
Temperature Tolerance: ±5°C
Certifications: UL,VDE,CE CQC
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Snap–Action Disc Motor Thermal Overload Protection / Thermal Cut Out Switch

Snap–Action Disc Motor Thermal Overload Protection / Thermal Cut Out Switch


Applications:


  • Small motors
  • Coils
  • Transformers
  • Washers and dryers
  • Dishwashers
  • Automotive accessory motors
  • PC boards
  • Battery charges
  • ………and more.

Description:


Changsheng BR-A1D series motor protector is built to meet almost any requirement of protection in a wide range of small motors, small transformers, solenoids, and more. This compact motor protector is the best solution to protect the wide variety of motors under 1 Hp used in industrial and domestic appliances against locked rotor and overload situations.

This motor protector consists of a metal SPCC housing that holds and protects the inner components against infiltration as well as mechanical deformation. In single–phase motors, the BR-A1D can be mounted directly in the main circuit to serve as an on– or in–winding protector.


Specifications:


Contact capacity

125Vac/8A, 250Vac/5A, 24Vdc/8A

Cycles life

6,000 cycles

Open temperature

50°C to 150°C in increments of 5°C

Temperature Tolerance

±5°C

Differential Temperature

depending on open temperature

Seal

Epoxy resin

Contact resistance

≤50 m

Insulation resistance

The resistance between the leads and insulation sleeve is >100 M with 500 VDC at 25 °C.

Lead wire pull strength

30 N applied from lead to lead for 5sec. No slip-off or rupture


Competitive Advantage:


1. The strongest Chinese manufacturer, ISO 9001and ISO14001 recognized.

2. Compact, miniature size.

3. UL,VDE,CE CQC Approved.

4. Individually temperature checked on modern, custom-designed equipments from Japan.

5. Snap–action disc, normally on.

6. Epoxy resin

7. Bimetal discs carry circuit current, so it is current and temperature double sensitivity for maximum design flexibility and application


BR-A1D with standard metal case




BR-A1D with enforced metal case


Note: wall thickness of the enforced case is 0.5m minimum and it will withstand 30MPa injection pressure (no deformation)




  • ①Metal case ②Bracket ③Bimetallic disc ④Movable contact ⑤Fixed base ⑥Stationary contact

⑦Epoxy resin ⑧Lead wire


Type

Open Temp

Close Temp

Type

Open Temp

Closing Temp

BR-A1D 50℃

50±5℃

35±8℃

BR-A1D 105℃

105±5℃

70±15℃

BR-A1D 55℃

55±5℃

35±15℃

BR-A1D 110℃

110±5℃

75±15℃


BR-A1D 60℃

60±5℃

40±10℃

BR-A1D 115℃

115±5℃

75±15℃

BR-A1D 65℃

65±5℃

45±12℃

BR-A1D 120℃

120±5℃

80±15℃

BR-A1D 70℃

70±5℃

45±15℃

BR-A1D 125℃

125±5℃

85±15℃

BR-A1D 75℃

75±5℃

50±15℃

BR-A1D 130℃

130±5℃

85±15℃

BR-A1D 80℃

80±5℃

55±15℃

BR-A1D 135℃

135±5℃

90±15℃

BR-A1D 85℃

85±5℃

55±15℃

BR-A1D 140℃

140±5℃

95±15℃

BR-A1D 90℃

90±5℃

60±15℃

BR-A1D 145℃

145±5℃

95±15℃

BR-A1D 95℃

95±5℃

65±15℃

BR-A1D 150℃

150±5℃

100±15℃



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