Application:
The products are mainly used for emergency power off of DC power supply systems such as battery cars, electric forklifts, electric vehicles.
Order notice:
For example: ZJK250A
Emergency power off switch with Rated voltage or not
| BasicTechnicalParameters(atnormalconditions) | |||
| ElectricParameters | |||
| Contacttype | Onepairofbridgetype | Instantaneousmaxi(closing)current | 1000A,≤1s |
| Ratedvoltageofcontacts(DC) | ≤80V | Insulationresistance(MΩ) | DC500V,≥100 |
| Ratedcurrentofcontacts(A) | 250 | Dielectricwithstandvoltage | 1500V,p.f.1min,nobreakdown |
| Voltagedroponcontacts(mV) | ≤80(at100A) | Electriccycles(≥20000) | ≥1 |
| Operationalform | Manual | Mechanicalcycles(≥300000) | ≥2 |
| DisconnectthrustF1(N) | 20.0≤F1≤30.0 | Temperatureriseonoutgoingterminal | ≤65 |
| ClosedpullforceF2(N) | 20.0≤F2≤40.0 | Materialofcontact | AgCuO(10)/Cu |
| Normalclosingtime(ms) | ≤100 | Workingduty | Continuousoperatingduty |
| Normaldisconnectiontime(ms) | ≤50 | ||
| Mechanical/AmbientConditions | |||
| TorqueofoutgoingterminaloncontactM8(N.m) | ≯8.5Nappropriate | Protectiongrade | IP50 |
| TorqueofoutgoingterminaloncoilM5(N.m) | ≯2.0Nappropriate | Mountingmethods | Freely |
| Workingtemperature | (-25~+55)°C | Vibration | Sineshock:2.5g,(5~50)Hz |
| Mountingaltitude | ≤2Km | Impact | 50g,11ms(Halfsine) |
| SafetycertificationQualitycertification | |||
| 3C | 2015170302000405 | GB/T19001-2008/ISO9001-2008 | QWZ19140757 |
| ISO/TS16949-2009 | CNTS016227 | ||
Outer demension:
