A Bimetal Thermostat Manufacturer Shaping the Future

Asahi Keiki Co., Ltd.
Product photos

Product

Product photos

TH-45

  • General-purpose type
  • High-temperature type
  • Splash-proof type
  • Flat type
  • Compact flat type
  • Flat type

Snapper, Snap-action

Features
Diamond-shaped Drip-Proof Thermostat
Uses
Home appliances, heaters, batteries, etc.

Product photos

Click the image to view a larger version

Thermostat Specifications

Click here to download the catalog

Electrical Ratings (Resistive Load) AC125V MAX.3.0A / AC250V MAX.2.5A (however, MAX.1A when operating temperature is 60°C or below)
Temperature Setting Range Please refer to the operating temperature setting chart below.
Circuit Resistance (Initial Value) 50mΩ or less (varies depending on lead wire length)
Insulation Resistance 100MΩ or more (measured with DC500V megohmmeter)
Dielectric Withstand Voltage AC1500V / 1 minute
Heat Resistance Operating temperature +20°C (100°C when operating temperature is 80°C or below)
Switching Endurance 6,000 cycles or more (varies depending on load conditions)

Please contact us separately regarding specifications that exceed these.

Thermostat Model Code

 

TH-45

1234 -5

1Mounting Type

W : Lead wire type P : Pin terminal type

2Contact Type

X : "OFF" when temperature rises Y : "ON" when temperature rises

3Lead Wire Type

C : Cross-linked polyethylene insulated wire (40°C to 130°C) S : Silicone rubber insulated wire (135°C to 160°C) F : Fluororesin insulated wire (165°C to 225°C)

4Insulation Tube Type

P : Polyolefin resin (40°C to 105°C) S** : Silicone rubber (110°C to 225°C)

5Lead Wire Length

No symbol : Lead wire length 50mm (standard) L** : '**' indicates the lead wire length

Operating Temperature/ Reset Temperature Chart

Opening Temperature (°C) Closing Temperature (°C) Diff (K) Opening Temperature (°C) Closing Temperature (°C) Diff (K)
40±5 25±10 15 130±5 105±15 25
45±5 30±10 15 135±5 105±15 30
50±5 35±10 15 140±5 110±15 30
55±5 40±10 15 145±5 110±15 35
60±5 45±10 15 150±7 115±20 35
65±5 50±10 15 155±7 115±20 40
70±5 55±10 15 160±7 120±20 40
75±5 60±10 15 165±7 125±20 40
80±5 65±15 15 170±7 130±20 40
85±5 70±15 20 175±7 135±20 40
90±5 75±15 20 180±7 140±20 40
95±5 80±15 20 185±7 145±20 40
100±5 85±15 20 190±7 150±20 40
105±5 90±15 20 195±7 155±20 40
110±5 95±15 25 200±7 160±25 40
115±5 100±15 25 210±7 170±25 40
120±5 95±15 25 220±7 170±30 45
125±5 100±15 25 225±9 170±30 50
 

Please feel free to contact us with any questions about our products.

Click here to contact us

Product index