JR28se Thermal Relay
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JR28se Thermal Relay
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JR28se Thermal Relay
JR28se series thermal overload relay are suitable for overload and phase-failure protectionof AC motors with frequency of 50/60Hz,voltage up to 690V,current up to 0.1-93A under8-hours duty or uninterrupted duty.
Functions provided by these relays,are phase-failure protection,ON/OFF indication,tem-perature compensation,and manual/automatic reset.
Standard:IEC 60947-4-1
The relays can be mounted onto contactors or installed as single units.
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Product Details
Technical data
| NO. | Times the setting current | Release time | Test condition | |
| 1 | 1.05 | >2h | Start from Cold status | |
| 2 | 1.2 | <2h | Start from Heat status right after item no.1 |
|
| 3 | 1.5 | <2min | ||
| 4 | 7.2 | 2s<Tp≤10s | Start from Cold status | |
| Any two phases | Another phase | |||
| 5 | 1.0 | 0.9 | >2h | Start from Cold status |
| 6 | 1.15 | 0 | <2h | Start from Heat status right after item no.5 |
Selection
| Products appearance | Rated current (A) | Matched fuse specifications(A) | Matched contactor model |
||
| aM | gG | ||||
 |
0.1~0.16 | 0.25 | 2 | YCC7-M06 YCC7-M09 YCC7-M12 YCC7-M16 |
|
| 0.16~0.25 | 0.5 | 2 | |||
| 0.25~0.4 | 1 | 2 | |||
| 0.4~0.63 | 1 | 2 | |||
| 0.63~1 | 2 | 4 | |||
| 1~1.6 | 2 | 4 | |||
| 1.25~2 | 4 | 6 | |||
| 1.6~2.5 | 4 | 6 | |||
| 2.5~4 | 6 | 10 | |||
| 4~6 | 8 | 16 | |||
| 5.5~8 | 12 | 20 | |||
| 7~10 | 12 | 20 | |||
| 9~13 | 16 | 25 | |||
| Products appearance | Rated current(A) | Matched fuse specifications(A) | Matched contactor model |
|
| aM | gG | |||
 JR28se-25 |
0.1~0.16 | 0.25 | 2 | YCC7-09 YCC7-12 YCC7-18 YCC7-25 |
| 0.16~0.25 | 0.5 | 2 | ||
| 0.25~0.4 | 1 | 2 | ||
| 0.4~0.63 | 1 | 2 | ||
| 0.63~1 | 2 | 4 | ||
| 1~1.6 | 2 | 4 | ||
| 1.25~2 | 4 | 6 | ||
| 1.6~2.5 | 4 | 6 | ||
| 2.5~4 | 6 | 10 | ||
| 4~6 | 8 | 16 | ||
| 5.5~8 | 12 | 20 | ||
| 7~10 | 12 | 20 | ||
| 9~13 | 16 | 25 | ||
| 12~18 | 20 | 35 | ||
| 17~25 | 25 | 50 | ||
| 23-32 | 25 | 50 | ||
|
JR28se-36 |
23~32 | 40 | 63 | YCC7-32 YCC7-38 |
| 28~36 | 40 | 80 | ||
JR28se-93 |
23~32 | 40 | 63 | YCC7-40 YCC7-50 YCC7-65 YCC7-80 YCC7-95 |
| 30~40 | 40 | 100 | ||
| 37~50 | 63 | 100 | ||
| 48~65 | 63 | 100 | ||
| 55~70 | 80 | 125 | ||
| 63~80 | 80 | 125 | ||
| 80~93 | 100 | 160 | ||
| Products appearance | Name | Usage | Order Number |
 |
JR28se-25 Base | Form an independent installation product with JR28-25 |
C030270 |
 |
JR28se-36 Base | Form an independent installation product with JR28-36 |
C030271 |
 |
JR28se-93 Base | Form an independent installation product with JR28-93 |
C030272 |
Overall and mounting dimensions(mm)
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