NDC1N-18 Series AC Contactor, Nader

Rated working current (A) Ie

AC-3

415V

18A

690V

12A

AC-4

415V

7.7A

690V

3.8A

Agreed thermal current of the free air Ith/A (θ≤60℃)

32A

Rated insulating voltage Ui (V)

1000V

Impulse withstand voltage Uimp(kV)

6kV

Rated working voltage Ue (V)

380/415V, 660/690V

Short time withstand current(A) (starting from the cold state, θ≤40℃, no current 30 minutes before)

1s

240A

10s

145A

60s

84A

10min

40A

Rated Frequency (Hz)

50/60Hz

Standards and Certificates

·CCC, TUV, CE

·GB/T 14048.4, GB/T 14048.5, IEC60947-4-1, IEC60947-5-1

Mechanical life

1000×10⁴ times

AC-3(6Ie,Ie)

Electrical life

100×10⁴ times

Operating frequency h⁻¹

1200

AC-4(6Ie,6Ie)

Electrical life

20×10⁴ times

Operating frequency h⁻¹

300

Average impedance of each pole(Max, mΩ)

2.5mΩ

Auxiliary Contact Block

Electrical life

AC-15(360VA)

100×10⁴

DC-13(33W)

Minimum Make Load

17V 5mA

Coil

Rated Control Supply Voltage Us /V

AC(50/60Hz): 24V,36V,48V,110V,220/230V,240V,380/400V,415V,440V

Pick-up Voltage Range

65%Us~120%Us

Drop-out Voltage Range

20%Us~60%Us

Coil power 50Hz(VA)

Pick-up

65VA

Maintain

8VA

Contact Switching Time (ms)

Closing Time ("C")

12~22ms

Opening Time ("O")

4~19ms

Terminal Connection Capacity (mm²)

Non-prepared terminal soft cable

1 wire

1.5/6

2 wires

-

prepared terminal soft cable

1 wire

1/6

2 wires

-

Non-prepared terminal hard cable

1 wire

1.5/6

2 wires

-

Protection class

IP20

Installation Mode

Bolt installation

Working condition

·Operation temperature:-25℃～+40℃

·Storage Temperature: -60℃～+80℃

·Altitude: ≤3000m.

·The relative air humidity at the installation site should not exceed 95%. Condensing should be avoided in the working environment.

·Pollution Level: 3