QNZ-400A DC72V Soft starter contactor

CUSTOMER

MODEL NO

QNZ-400A   DC72V

ELECTRICAL    SPECIFIC    ATION

PRIMARY

Ambient Temperature

-25℃~+85℃

Vibration

 1~50Hz     25±1mm

Height above sea level

≤3000m

Contact Form

1NO

Rated working voltage

DC48V

DC- 1 Rated operating current Ie

400A

Contact resistance mΩ

≤0.6mΩ

Conventional thermat current Ith   A

400A

 Use frequencu h- 1

600

Insulation voltage

1500V

Initial Dielectric Strength

Between Contacts and Coil

3500V/1Min No breakdown or flashover ，And leakage current ≤ 5mA

Between Open Contacts

3500V/1Min No breakdown or flashover ，And leakage current ≤ 5mA

Electrical Life  (DC- 1)

5×104

Elevatory    temperature

Coil(Rated control voltage)

≤85K

Terminal blocks(Rated operating current)

≤70K

Outer Shell

＜70K

magnet wire

Temperature Resistance

≤180℃

Insulation grade

H

Pressure resistance (paint layer against ground)

1000V/1Min No breakdown or flashover ，And leakage current ≤ 5mA

RATED VOLTAGE (V DC)

Starting Current

(A)

Holding Current

(A)

PULL IN  CURRENT RANGE (V DC)

DROP VOLTAGE RANGE (V DC)

PULL IN POWER

(VA)

72

＜ 0. 11

＜ 0.09

61.2-79.2

7.2-43.2

＜ 8

Specifications can be made according to customer’s order.