Top Quality Motor and Pump Thermal Overlaod Protector 17am
Our well-equipped facilities and great good quality regulate throughout all stages of manufacturing enables us to guarantee total buyer gratification for Top Quality Motor and Pump Thermal Overlaod Protector 17am, Each of the time, we’ve got been paying notice on all particulars to insure each item happy by our consumers.
Our well-equipped facilities and great good quality regulate throughout all stages of manufacturing enables us to guarantee total buyer gratification for Thermal Protector and Thermal Switch, Customer satisfaction is our first goal. Our mission is to pursue the superlative quality, making continual progress. We sincerely welcome you to make progress hand in hand with us, and construct a prosperous future together.
●Conform to GB/T14048.4 and many other national or industry standards. |
●Three-phase electronic type, the trip level is 30. |
●Possess current phase failure and overload protection functions, sensitive phase failure protection, reliable operation, and anti-interference ability Strong, set current value and overload delay are continuously adjustable; and have good inverse time characteristics and other advantages point. |
●The main circuit adopts the core-through current sampling method, combined with advanced electronic (integrated circuit) circuits. |
●Installation method: socket type, Din-rail type installation. |
Working power | AC380V、AC220V 50Hz;The allowable voltage fluctuation range is (85%-110%) Ue |
Adjustment method | Online current adjustment by potentiometer |
Output control contact | AS-21:a group of NC contactAS-22:Change over contact 1Z |
Reset mode | Power off reset |
Contact capacity | AC-12,Ue:AC380V, Ie:3A |
Mechanical life | 1×105 time |
Electrical life | 1×104 time |
Installation |
AS-21:Device type/din railtypeAS-22:Device type |
Rated working current |
|||
Model |
Setting current range (A) |
Suitable motor power (kW) |
Minimum sampling current (A) |
AS-21□(JD-5□) |
0.5~5 |
0.25~2.5 |
≥3 |
AS-21□(JD-5□) |
3~30 |
2~15 |
|
AS-21□(JD-5□) |
1~100 |
0.5~50 |
|
AS-21□(JD-5□) |
20~100 |
10~50 |
|
AS-22□(JD-6□) |
63~400 |
30~200 |
10 |
Comparison Table of wire core threading | ||
Motor Power(kW) |
Corresponding setting current(A) |
Core-threading turns (turns) |
0.25~0.5 |
0.5~1 |
12~6 |
0.5~1 |
1~2 |
6~3 |
1~3 |
2~6 |
3~1 |
≥3 |
≥6 |
1 |
Overload Action Time Characteristics | ||||
Trip level |
Different current multiples and action time PT |
|||
1.05Ie |
1.2Ie |
1.5Ie |
7.2Ie |
|
2 |
Tp:no action within 2 hours |
Tp:action within 2 hours |
Tp≤1min |
Tp≤4s |
5 |
Tp≤2min |
0.5s<Tp≤5s |
||
10(A) |
Tp≤4min |
2s<Tp≤10s |
||
15 |
Tp≤6min |
4s<Tp≤15s |
||
20 |
Tp≤8min |
6s<Tp≤20s |
||
25 |
Tp≤10min |
8s<Tp≤25s |
||
30 |
Tp≤12min |
9s<Tp≤30s |
Anti-time characteristic diagram of overload protection
AS-21/AS-21B appearance and installation dimensions
AS-22 appearance and installation dimensions
Our well-equipped facilities and great good quality regulate throughout all stages of manufacturing enables us to guarantee total buyer gratification for Top Quality Motor and Pump Thermal Overlaod Protector 17am, Each of the time, we’ve got been paying notice on all particulars to insure each item happy by our consumers.
Top Quality Thermal Protector and Thermal Switch, Customer satisfaction is our first goal. Our mission is to pursue the superlative quality, making continual progress. We sincerely welcome you to make progress hand in hand with us, and construct a prosperous future together.