Application:
The products are mainly used to control switching on/off of power supply of storage battery car, electric forklift, electric winch, electric car, excavator, air conditioner in vehicle, power source.
Ordering Notice:
For example: ZJWT50DE/12V
The DC contactor of main contact is commutation, rated voltage not more than DC48V, current 50A,coil voltage 12V/DC
| BasicTechnicalParameters(atnormalconditions) | |||||
| ElectricParameters | |||||
| Contacttype | Asetofcommutationcontacts | Instantaneousmaxi(closing)current | 7Ie,≤1s | ||
| Ratedvoltageofcontacts(DC) | ≤48V | Insulationresistance(MΩ) | ≥100 | ||
| Ratedcurrentofcontacts(A) | 50 | Dielectricwithstandvoltage | 1500V,p.f.1min,nobreakdown | ||
| Voltagedroponcontacts(mV) | ≤100 | Electriccycles(≥20000) | ≥2 | ||
| Coilvoltagespecification(DC) | 12V,24V,48V,72Vetc | Mechanicalcycles(≥300000) | ≥30 | ||
| DCpowerconsumptionofcoil(W) | Longterm≤10W | Shortterm≤28W | Temperatureriseonoutgoingterminal | ≤65 | |
| Pickupvoltage(DC) | ≤75%Us | Temperatureriseofcoil(K) | ≤85 | ||
| Releasevoltage(DC) | ≥5%Us;≤40%Us | Insulationgradeofenameledwire | ClassB(130°C) | ||
| Pickuptime(ms) | ≤30 | Materialofcontact | AgCuO(10)/Cu | ||
| Releasetime(ms) | ≤50 | Workingduty | Continuousoperatingduty | ||
| Mechanical/AmbientConditions | |||||
| Torqueofoutgoing terminaloncontactM10(N.m) | ≯4.5Nappropriate | Protectiongrade | IP67 | ||
| Coilwiringinsert | 0.8 | Mountingmethods | Freely | ||
| Workingtemperature | (-25~+55)°C | Vibration | Sineshock:2.5g,(5~50)Hz | ||
| Mountingaltitude | ≤2Km | Impact | 50g,11ms(Halfsine) | ||
| ConversionTableforCoilSpecification(20°C) | |||||
| Voltage(V) | Coilresistance(1±10%)Ω | Voltage(V) | Coilresistance(1±10%)Ω | ||
| Longterm | Shortterm | Longterm | Shortterm | ||
| 12 | 14.4 | 5.3 | 60 | 360 | 133.3 |
| 24 | 57.6 | 21.3 | 72 | 518.4 | 192 |
| 48 | 230.4 | 85.3 | 80 | 640 | 237 |
Outline and Mounting Picture:
