KSD302 Series Bipolar Manual Thermostat 250V 20A Electric Water Heater Temperature Control Switch, Thermal Protector
Product Performance and Principle
Product Name: Snap Action KSD302 Thermostat
Rated Current: 20A
Rated Voltage: 250V
Open Temperature: 45~150℃
Body: Bakelite
Contact System: Normal Close or Normal Open
Cycles: 30000 Times
Contact Resistance: Below 50MΩ
Insulation Resistance: More than 100MΩ
Description
KSD302 series snap-action thermostat is a kind of hermetically sealed bimetal thermal protector. It is of single-pole single-throw structure and works under resistive load. Owing to high loading coveracity, the product series is appropriately used in high-duty electric appliances to provide overheating protection.
Contact System
NC:normally closed ,contact open when temperature rises to set point
NO:normally open,contact closed when temperature rises to set point
Electric Strength
A: The shell and the terminal can withstand AC1500V/0.5mA, no breakdown or flicker for 1 min
B: After disconnection, the two poles can withstand AC800V/0.5mA, and S will not breakdown or flicker.
Advantages
Water proof.
High precision.
High durability.
Rapid heat transmission.
No breakdown, no flashover.
Every product will be tested, extremely high temperature pass rate.
Typical Application
Water Heater,Laundry ,Fire plate,Hair Dryer,Coffee Maker
Toaster,Water Dispenser
Notes
Terminal angle can be made according to customer's requirement
Reset temperature can be made according to customer's requirement
the open temperature range is from 45C to 240C with ceramic body
Temperature characteristics comparison table (see the table below):
| Action temperature | Reset temperature | Action temperature | Reset temperature |
| 20±5℃ | 5±10℃ | 125±5℃ | 95±15℃ |
| 30±5℃ | 10±10℃ | 130±5℃ | 100±15℃ |
| 45±5℃ | 40±10℃ | 135±5℃ | 105±15℃ |
| 50±5℃ | 40±10℃ | 140±5℃ | 110±15℃ |
| 55±5℃ | 45±10℃ | 145±5℃ | 115±15℃ |
| 60±5℃ | 50±10℃ | 150±5℃ | 120±15℃ |
| 65±5℃ | 50±10℃ | 155±5℃ | 125±15℃ |
| 70±5℃ | 50±10℃ | 160±5℃ | 130±15℃ |
| 75±5℃ | 55±10℃ | 165±5℃ | 135±15℃ |
| 80±5℃ | 55±10℃ | 170±5℃ | 140±15℃ |
| 85±5℃ | 55±10℃ | 175±5℃ | 145±15℃ |
| 90±5℃ | 60±10℃ | 180±5℃ | 150±15℃ |
| 95±5℃ | 65±10℃ | 185±5℃ | 160±15℃ |
| 100±5℃ | 75±10℃ | 190±5℃ | 165±15℃ |
| 105±5℃ | 80±15℃ | 200±5℃ | 170±15℃ |
| 110±5℃ | 80±15℃ | 210±5℃ | 175±15℃ |
| 115±5℃ | 85±15℃ | 215±5℃ | 180±15℃ |
| 120±5℃ | 90±15℃ | 220±5℃ | 185±15℃ |
The exterior shape and dimensions of the product
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KSD302 Series Bipolar Manual Thermostat 250V 20A Electric Water Heater Temperature Control Switch Thermal Protector Images
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