China CJX2t ZNFO AC Contactor Suppliers - 50/60Hz, Up to 690V, 95A from Factory for Motor Control
Advantage
All products of the company can be customized for production according to user usage scenarios.
Type and meaning
Note 1:
09A-95A adopts the number of auxiliary contacts, while 115A-800A adopts the number of poles.
10 means three normally open main contacts and one normally open auxiliary contact (32A and below);
01 means three normally open main contacts and one normally closed auxiliary contact (32A and below);
11 means three normally open main contacts, one normally open auxiliary contact and one normally closed auxiliary contact (40A and above).
Normal working conditions and installation conditions
- The ambient air temperature should be -5℃~+40℃, with the average temperature of no higher than +35℃ within 24 hours;
- Altitude: not higher than 2000m;
- Atmospheric conditions: when the highest temperature is +40℃, the relative humidity of the air should not be higher than 50%; A higher relative humidity is allowed at a lower temperature, such as 90% under 20℃. Special measures should be taken for occasional condensation due to temperature change;
- Pollution level: level 3;
- Installation category: category III;
- Installation condition: the inclination between the installation surface and the vertical plane should not exceed ±5°;
- Impact vibration: the product should be installed and used in a place without obvious shaking, impact and vibration.
Main parameters and technical performance
Main parameters and technical performance indicators of the contactor
| Type | CJX2t- 09 | CJX2t- 12 | CJX2t- 18 | CJX2t- 25 | CJX2t- 32 | CJX2t- 40 | CJX2t- 50 | CJX2t- 65 | CJX2t- 80 | CJX2t- 95 | ||
| Rated working current | 400(380)V | AC-3 | 9 | 12 | 18 | 25 | 32 | 40 | 50 | 65 | 80 | 95 |
| AC-4 | 3.5 | 5 | 7.7 | 8.5 | 12 | 18.5 | 24 | 28 | 37 | 44 | ||
| 690(660)V | AC-3 | 6.6 | 8.9 | 12 | 18 | 21 | 34 | 39 | 42 | 49 | 49 | |
| AC-4 | 1.5 | 2 | 3.8 | 4.4 | 7.5 | 9 | 12 | 14 | 17.3 | 21.3 | ||
| Conventional free air thermal current | 20 | 20 | 32 | 40 | 50 | 60 | 80 | 80 | 95 | 95 | ||
| Rated insulation voltage | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | 690 | ||
| Controllable three-phase squirrel cage motor power (AC-3) kW | 230(220)V | 2.2 | 3 | 4 | 5.5 | 7.5 | 11 | 15 | 18.5 | 22 | 25 | |
| 400(380)V | 4 | 5.5 | 7.5 | 11 | 15 | 18.5 | 22 | 30 | 37 | 45 | ||
| 690(660)V | 5.5 | 7.5 | 10 | 15 | 18.5 | 30 | 37 | 37 | 45 | 45 | ||
| Operating frequency (times/h) | Electrical endurance, mechanical endurance | AC-3 | 1200 | 1200 | 1200 | 1200 | 600 | 600 | 600 | 600 | 600 | 600 |
| AC-4 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | ||
| 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | |||
| Electrical endurance (10,000 times) | AC-3 | 100 | 100 | 100 | 100 | 80 | 80 | 60 | 60 | 60 | 60 | |
| AC-4 | 20 | 20 | 20 | 20 | 20 | 15 | 15 | 15 | 10 | 10 | ||
Outline and installation dimensions
Outline and installation dimensions of CJX2t-40~95
| Contactor type | A max | B max | C max | D max | E max | a | b | φ |
| CJX2t-09~12 | 47 | 76 | 82 | 120.5 | 140.5 | 34/35 | 56/60 | 4.5 |
| CJX2t-18 | 47 | 76 | 87 | 125.5 | 145.5 | 34/35 | 50/60 | 4.5 |
| CJX2t-25 | 57 | 86 | 95 | 133.5 | 153.5 | 40 | 48 | 4.5 |
| CJX2t-32 | 57 | 86 | 100 | 138.5 | 158.5 | 40 | 48 | 4.5 |
| CJX2t-4011~6511 | 77 | 129 | 116 | 154.5 | 174.5 | 40 | 105 | 6.5 |
| CJX2t-4004~6504 | 84 | 129 | 116 | 154.5 | 174.5 | 40 | 105 | 6.5 |
| CJX2t-4008~6508 | 84 | 129 | 127 | 154.5 | 174.5 | 40 | 105 | 6.5 |
| CJX2t-8011~9511 | 87 | 129 | 127 | 165.5 | 185.5 | 40 | 105 | 6.5 |
| CJX2t-8004~9504 | 96 | 129 | 122 | 160.5 | 180.5 | 40 | 105 | 6.5 |
| CJX2t-8008~9508 | 96 | 129 | 135 | 160.5 | 180.5 | 40 | 105 | 6.5 |
Frequently Asked Questions
Q1: Can these contactors be customized for specific applications?
Yes, all products of the company can be customized for production according to the user's specific usage scenarios.
Q2: What do the auxiliary contact codes "10", "01", and "11" represent?
"10" means three normally open main contacts and one normally open auxiliary contact (32A and below). "01" means three normally open main contacts and one normally closed auxiliary contact (32A and below). "11" means three normally open main contacts, one normally open auxiliary contact, and one normally closed auxiliary contact (40A and above).
Q3: What are the normal ambient temperature and altitude limits for installation?
The ambient air temperature should be between -5℃ and +40℃, with an average temperature of no higher than +35℃ within 24 hours. The installation altitude must not exceed 2000 meters.
Q4: What are the atmospheric humidity requirements for proper operation?
At the maximum temperature of +40℃, relative humidity should not exceed 50%. A higher relative humidity (such as 90% at +20℃) is allowed at lower temperatures. Special measures should be taken for occasional condensation.
Q5: What is the maximum allowed installation inclination angle?
The inclination between the installation surface and the vertical plane should not exceed ±5° during installation.
Q6: Under what environment should these contactors be installed regarding vibration?
The product should be installed and used in a stable environment without any obvious shaking, impact, or vibration.