Relay>>JR26 Series Thermal Relay
1.Application
JR26 thermal relay is suitable for overload protection of AC motor operated on 8-hours dutyor uninterupted duty. The overload protected AC motor with frequency 50Hz, voltage up to660V, current up to 30A. Several functions provided by these relays are: phase-failure protection,temperature compensation. The product conforms to IEC60947-4-1 stardand.
2.Motion Characteristic: Three-phase Balance Motion Time
No |
Times of the setting current |
Motion time |
Start condition |
Ambient temperature |
||
---|---|---|---|---|---|---|
1 |
1.05 |
>2h |
Cold state |
20±5oC |
||
2 |
1.2 |
<2h |
Heat state (Following the No.1 test) |
|||
3 |
1.5 |
<4min |
||||
4 |
7.2 |
10A |
2s<Tp≤10s |
≤63A |
Cold state |
|
10 |
4s<Tp≤10s |
>63A |
3. Main Technical Specifications
Type |
Setting range (A) |
---|---|
JR26-25
| 2.4~3.8 |
3.8~6 |
|
6~9.3 |
|
8.9~13.5 |
|
13.5~20 |
|
17.4~24 |
|
22~30 |