China Th-K12 Th-K20 Th-K60 Th-K Thermal Overload Relay for S-K Contactors, Find details about China Thermal Overload Relay, Thermal Relay from Th-K12 Th-K20 Th-K60 Th-K Thermal Overload Relay for S-K Contactors
JR20 Thermal Overload 380V Relay
1.Against overload and phase failure
2.10~630A
3.Up to 690V
4.CE,CB and KEMA
JR20 Thermal Overload 380V Relay
Applicable Range:
Used in the situation of AC50Hz and up to 690V rate voltage and up to 93 rate current.
Protection of circuits and motors against overload and phase failure.
Applicable Standards:
National Standard: GB 14048.4/14048.5
International Standard: IEC 60947-4-1/60947-5-1
Features:
1.Having the structure of phase failure and temperature compensation.
2.Z type can be inserted into contactor directly, preventing finger from electrocution.
3.Setting current is continuously tunable
4.Having both automatically and manually operating reset buttons
5.NO and NC auxiliary contacts are insulating
6.Having test button and stop button
7.Durable and reliable
Technical Parameters:
1. Product Name: JR20 Thermal Overload 380V Relay
2. Brand: Delixi
3. Model: JR20
4. Rated voltage: 660V
5. Rated current: 10~630A
6. Frame size rated current: 16A,25A,45A,85A,105A,170A,250A,630A
7. Reset mode:Manual or auto reset
8. Frequency:AC 50Hz
9. Package:50 pcs/ctn for 380v relay
Temperature compensation | -5~+40°C | ||
Trip class 10A 10 | JR20-16, 25,45,85,105 JR20-170,250,630 | ||
Rated insulation voltage Ui V | 660V | ||
Structure characteristics | |||
Protection Function | Overload protection | ||
| Phase-failure protection | ||
| Manual reset | ||
| Automatic reset | ||
| Stop button | ||
| Test button | ||
| Trip direction | ||
Tolerance on slope in any direction | ±5° | ||
Auxiliary circuit | |||
Utilization category | AC-15 | DC-13 | |
Rated frequency Hz | 50 | 50 | 50 |
Rated insulation voltage Ui V | 500 | 500 | 500 |
Rated operational voltage Ue V | 230 | 400 | 230 |
Rated operational current le A | 1.64 | 0.95 | 0.15 |
Conventional free air thermal current A NO | 5 | 5 | 5 |
NC | 5 | 5 | 5 |
Our Service (Why buy from us?):
1.Best quality mechanical & electronics parts are used for long working life of the electrical appliances
2. Our products have the guarantee period of 13 calendar months
3.Simple in design and easy to operate and maintain
3.All products' parts of electrical are made-up green safety grade materials
4. The fast and flexible production form aim at the customer require
5.Strigent quality control to ensure 100% customer satisfaction
6.No MOQ limited, we provide you one to one service
7.We cooperate with good credit transportation company with right price for you
8.Best customer care and efficient after sales services
9.Dot hesitate to inquire us, we will reply you within 12hours.
How to select a relay:
1. First, remember that relays are protection devices
2. Ampere ratings have to do with the main current being used by the relay.
3. Voltage ratings have to do with the main circuit powering the relay.
4. What kind of contactor matched do you need.