JR20 thermal overload relay
USD $2 - $50 /Piece
Min.Order:1 Piece
Zhejiang Ximeng Electronic Technology Co., Ltd.
Electronic Overload Relay Thermal Relay relayJR20 series thermal relay is suitable for the power system of AC 50/60Hz, main circuit rated voltage up to 660V, current up to 630A, used as protecting AC three-phase motor against overload and phase losing, and forming electromagnetic with starter CJ20 series AC contactor. It has functions of phase-losing protection temperature compensation, trip indication. It can manually and automatically get back. The product conforms to GB14048.4, IEC60947-4 standards.
2. Motion Characteristic: Three-phase Balance Motion Time
No | Times of the Setting current | Motion time | Start conidition | Ambient Temperature | ||
1 | 1.05 | >2h | Cold state | 20±5oC | ||
2 | 1.2 | <2h | Heat state | |||
3 | 1.5 | <4min | (Following the No.1 test) | |||
4 | 7.2 | 10A | 2<Tp≤10s | ≤63A | Cold state | |
10 | 4s<Tp≤10s | >63A |
3.Main Technical Specifications
Type | Number | 5WSetting Range(A) | For Contactor |
JR20-10L | 1R | 0.1-0.15 | CJ20-10 |
2R | 0.15-0.23 | ||
3R | 0.23-0.35 | ||
4R | 0.35-0.53 | ||
5R | 0.53-0.8 | ||
6R | 0.8-1.2 | ||
7R | 1.2-1.8 | ||
8R | 1.8-2.6 | ||
9R | 2.6-3.8 | ||
10R | 3.2-4.8 | ||
11R | 4-6 | ||
12R | 5-7 | ||
13R | 6-8.4 | ||
14R | 7-10 | ||
15R | 8.6-11.6 | ||
JR20-16L | 1S | 3.6-5.4 | CJ20 -10 -16 |
2S | 5.4-8 | ||
3S | 8-12 | ||
4S | 10-14 | ||
5S | 12-16 | ||
6S | 14-18 | ||
JR20-25L | 1T | 7.8-11.6 | CJ20 -16 -25 |
2T | 11.6-17 | ||
3T | 17-25 | ||
4T | 21-29 | ||
JR20-63L | 1U | 16-24 | CJ20 -40 -63 |
2U | 24-36 | ||
3U | 32-47 | ||
4U | 40-55 | ||
5U | 47-62 | ||
6U | 55-71 | ||
JR20-160L | 1W | 33-47 | CJ20 -100 -160 |
2W | 47-63 | ||
3W | 63-84 | ||
4W | 74-98 | ||
5W | 85-115 | ||
6W | 100-130 | ||
7W | 115-150 | ||
8W | 130-170 | ||
9W | 144-176 | ||
JR20-250L | 1X | 130-195 | CJ20 -250 |
2X | 167-250 | ||
JR20-400L | 1Y | 200-300 | CJ20 -400 |
2Y | 267-400 | ||
JR20-630L | 1Z | 320-480 | CJ20 -630 |
2Z | 420-630 |