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
NR80A 12V/80A DC Contactor is used in automatic relays, forklifts, elevators, excavators, trucks, etc. It features silver contacts, pure copper material, environmentally friendly and flame-retardant plastic parts, and multi-pin installation options.
Ordering Notice
For example: NR80A/12V
The DC contactor of main contact is one NO, rated voltage not more than DC 80V, current 80A, coil
| Basic Technical Parameters (at normal conditions) | |||
| Electric Parameters | |||
| Contact type | One pair of bridge type moving open (NO) contacts |
Instantaneous maxi (closing) current | 500A, ≤1s |
| Rated voltage of contacts (DC) | ≤80V | Insulation resistance(MΩ) | ≥100 |
| Rated current of contacts (A) | 80 | Dielectric withstand voltage | 1500V,p.f. 1min, no breakdown |
| Voltage drop on contacts(mV) | ≤100 | Electric cycles (104) | ≥2 |
| Coil voltage specification(DC) | 12V | Mechanical cycles (104) | ≥30 |
| DC power consumption of coil (W) | ≤9.0 | Temperature rise on outgoing terminal | ≤65 |
| Pickup voltage(DC) | ≤8.4V | Temperature rise of coil(K) | ≤85 |
| Release voltage(DC) | ≥0.6V; ≤4.8V | Insulation grade of enameled wire | Class B (130°C) |
| Pickup time(ms) | ≤30 | Material of contact | AgCuO(10)/Cu |
| Release time(ms) | ≤50 | Working duty | Continuous operating duty |
| Mechanical/Ambient Conditions | |||
| Torque of outgoing terminal on contact M8(N.m) |
≯7.0N appropriate | Protection grade | IP50 |
| Coil lead end thickness(mm) | ≯1.2 appropriate | 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 | 16.6 | 36 | 144.8 |
| 15 | 25.2 | 48 | 270.1 |
| 24 | 72.2 | - | - |
Outline and Mounting Picture
| Basic size(mm) | Tolerance size(mm) |
| 0～30 | ±0.2 |
| 30～60 | ±0.3 |
| 60～100 | ±0.5 |
| ＞100 | ±0.1 |
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