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,
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: TK50D/12V
The DC contactor of main contact is one NO, rated voltage not more than DC 750V,current 500A, coi
Basic Technical Parameters (at normal conditions
| Electric Parameters | |||
| Contact type | One pair of bridge type moving open (NO) contacts |
Pickup time(ms) | ≤50 |
| Rated voltage of contacts (DC) | ≤220V | Release time(ms) | ≤50 |
| Rated current of contacts (A) | 50 | Instantaneous maxi (closing) current | 7Ie,≤1s |
| Switching load capacity of contact(DC) | 750V, 15A | Insulation resistance(MΩ) | ≥100 |
| 600V, 20A | Dielectric withstand voltage | 1500V,p.f. 1min, no breakdown | |
| 450V, 40A | Electric cycles (104) | ≥1 | |
| 220V, 50A | Mechanical cycles (104) | ≥30 | |
| Voltage drop on contacts(mV) | ≤100 | Temperature rise on outgoing terminal | ≤65 |
| Coil voltage specification(DC) | 12V, 24V, 48V, 72V etc | Temperature rise of coil(K) | ≤85 |
| DC power consumption of coil (W) | ≤6 | Material of contact | AgCuO(10) |
| Pickup voltage(DC) | ≤75%Us | Working duty | Long term |
| Release voltage(DC) | ≥5%Us;≤40%Us | Acting frequency | ≤1Hz |
| Mechanical/Ambient Conditions | |||
| Torque of outgoing terminal on contact M5(N.m) | ≯2.6N appropriate | Protection grade | IP67 |
| Leading mode of coil | High temperature insulated multiple-stranded CU wire |
Mounting methods | Freely |
| Working temperature | (-25~+55)°C | Vibration | Sine shock: 2.5g, (5~50) Hz |
| Mounting altitude | ≤2Km | Impact | 50g,11ms(Half sine) |
| Conversion Table for Coil Specification(20°C) | |||
| Voltage(V) | Coil resistance(1±10%)Ω | Voltage(V) | Coil resistance(1±10%)Ω |
| 12 | 27 | 60 | 611 |
| 24 | 107.6 | 72 | 880 |
| 48 | 418.9 | 80 | 1107 |
Outline and Mounting Picture
The products are mainly used to control switching on/off of power supp
The products are mainly used to control switching on/off of power supp