CR2 Series Thermal Overload Relay
Description
Electric value: AC 50/60Hz, 690V, 0.1A~630A; Tripping class: 10A;
Mounting version:
a.Plug-in: Available for CR2-03,13,23,33,43;
b.Independent: Available for CR2-53, 63; Standard: IEC/EN 60947-4-1
Type Designation
Feature
3.1 3-phase bimetal
3.2Continuously readjustable current settings
3.3Temperature compensation
3.4Tripping indicator
3.5Test button
3.6Stop button
3.7Manual and automatic reset button
Electrically separated 1N/O plus 1N/C contact
Technical Specification
| Item |
Series No. |
I/In |
Operating time Tp |
Test condition | |
| Overload protection | 1 | 1.05 | >2 h | Start from cold status | |
|
2 |
1.2 |
≤2h |
Start from heat status, right after item No.1 | ||
|
3 |
1.5 |
≤2min |
Start from heat status, right after item No.1 | ||
| 4 | 7.2 | 2s<Tp≤10s | Startfromcoldstatus | ||
| Phase failure protection | 5 | Any two phases | Another phase | >2 h | Start from cold status |
|
1.0 |
0.9 |
||||
|
6 |
1.15 |
0 |
≤2 h |
Start from heat status, right after item No.5 | |
Assembly with contactor
| Model of overload relay |
Code |
Rated current (A) | Recommended fuse type (RT16 is recommended) |
Contactor Matched |
|
|
aM |
gG |
||||
|
CR2-03 |
0301 |
0.1~0.16 |
0.25 |
2 |
CC1-09K CC1-12K |
|
0302 |
0.16~0.25 |
0.5 |
2 |
||
|
0303 |
0.25~0.4 |
1 |
2 |
||
|
0304 |
0.4~0.63 |
1 |
2 |
||
|
0305 |
0.63~1 |
2 |
4 |
||
|
0306 |
1~1.6 |
2 |
4 |
||
|
0307 |
1.6~2.5 |
4 |
6 |
||
|
0308 |
2.5~4 |
6 |
10 |
||
|
0310 |
4~6 |
8 |
16 |
||
|
0312 |
5.5~8 |
12 |
20 |
||
|
0314 |
7~10 |
12 |
20 |
||
|
0316 |
9~13 |
16 |
25 |
||
|
CR2-13 |
1301 |
0.1~0.16 |
0.25 |
2 |
CC1-09 CC1-12 CC1-18 CC1-25 CC1-32 |
|
1302 |
0.16~0.25 |
0.5 |
2 |
||
|
1303 |
0.25~0.4 |
1 |
2 |
||
|
1304 |
0.4~0.63 |
1 |
2 |
||
|
1305 |
0.63~1 |
2 |
4 |
||
|
1306 |
1~1.6 |
2 |
4 |
||
|
1307 |
1.6~2.5 |
4 |
6 |
||
|
1308 |
2.5~4 |
6 |
10 |
||
|
1310 |
4~6 |
8 |
16 |
||
|
1312 |
5.5~8 |
12 |
20 |
||
|
1314 |
7~10 |
12 |
20 |
||
|
1316 |
9~13 |
16 |
25 |
||
|
1321 |
12~18 |
20 |
35 |
||
|
1322 |
17~25 |
25 |
50 |
||
| CR2-23 |
2353 |
23~32 |
40 |
63 |
CC1-32 |
|
2355 |
30~40 |
40 |
80 |
||
|
CR2-33 |
3353 |
23~32 |
40 |
63 |
CC1-40 CC1-50 CC1-65 CC1-80 CC1-95 |
|
3355 |
30~40 |
40 |
100 |
||
|
3357 |
37~50 |
63 |
100 |
||
|
3359 |
48~65 |
63 |
100 |
||
|
3361 |
55~70 |
80 |
125 |
||
|
3363 |
63~80 |
80 |
125 |
||
|
3365 |
80~93 |
100 |
160 |
||
|
CR2-43 |
4366 |
80~104 |
125 |
200 |
CC1-115 CC1-150 |
|
4367 |
95~120 |
125 |
224 |
||
|
4368 |
110~150 |
160 |
250 |
||
|
CR2-53 |
5369 |
80~125 |
125 |
200 |
CC1-115 CC1-185 CC1-150 CC1-225 |
|
5370 |
100~160 |
160 |
250 |
||
|
5371 |
125~200 |
200 |
315 |
||
|
CR2-63 |
6372 |
160~250 |
250 |
400 |
CC1-185 CC1-400 CC1-225 CC1-500 CC1-265 CC1-630 CC1-330 |
|
6373 |
200~315 |
315 |
500 |
||
|
6374 |
250~400 |
400 |
630 |
||
|
6375 |
315~500 |
500 |
800 |
||
|
6376 |
400~630 |
630 |
800 |
||
