NNC71B Electromagnetic Power Relay (JQX-38F)
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The NNC71B electromagnetic power relay (JQX-38F) can be applied to household appliances, mechanical control, industrial equipment, industrial control system ,automatic control system, agricultural equipment and power transmission and distribution, etc.
Features
- Large change over power of load: 40A,50A
- The NNC71B electromagnetic power relay (JQX-38F) provides two groups of contacts installation and three groups of contacts installation.
- The device provides the screw installation mode/socket type installation mode, and it also provides the sealed type to be chosen.
Identification
CCC:2011010303471251
CE:5401090516
UL:E235027
Model explanation
Contact parameters
Contact form | 2Z,2H,2D | 3Z,3H,3D |
Contact load | 40A/50A | |
Maximum switching voltage | 240VAC 40A/240VAC 50A 28VDC 40A/ 28VDC 50A | |
Contact material | Silver alloy |
Relay coil
Rated voltage V | DC12V | DC24V | DC110V | DC220V |
Rated current (±10%) mA | 208 | 83 | 23 | 11.3 |
Coil resistance (±10%) Ω | 58 | 104 | 4846 | 19469 |
Rated power consumption W | 2.5W | |||
Pull-in voltage (Maximum) V | Below 75% | |||
Drop-out voltage(Minimum) V | Above 10% | |||
Allowable voltage(Maximum) V | Rated voltage×110% | |||
Rated voltage V | AC12V | AC24V | AC110V | AC220V |
Rated current (±10%) mA | 500 | 250 | 55 | 27 |
Coil resistance (±10%) Ω | 8 | 34 | 706 | 2830 |
Rated power consumption W | 6.0VA | |||
Pull-in voltage (Maximum) V | Below 80% | |||
Drop-out voltage(Minimum) V | Above 30% | |||
Allowable voltage(Maximum) V | Rated voltage×110% |
Specification of NNC71B electromagnetic power relay (JQX-38F)
Insulation resistance | ≥200MΩ(500VDC) | |
Coil voltage | DC:6 - 220V AC:6-380V | |
Pull-in time | ≤25ms | |
Drop-out time | ≤15ms | |
Withstand voltage | Between the homopolar contacts | 1500VAC/1min(Leakage current 1mA) |
Between the heteropolar contacts | 1500VAC/1min(Leakage current 1mA) | |
Between contacts and coil | 2500VAC/1min(Leakage current 1mA) | |
Dimension | 55.5 × 50 ×42mm | |
Weight | About 130g |
Dimension and installation
① Front view; ② Side view; ③ 3Z Wiring diagram; ④ 2Z Wiring diagram
Index
relay switch, electric switch, electrical device
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