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High Voltage Dc Relay NN81A-150

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Environmental protection category: RT II.
Unique magnetic arc-extinguishing designand 750V breaking capability.
Unique contact design to support surge andhigh current resistant capability.
Withstand voltage 4kV between high andlow voltage.
Load no-polarity; Optional auxiliary contact type.
RoHS compliant
 
Availability:



MAIN CONTACT DATA

Contact Arrangement          H(normal-open)
Contact Materia Silver Alloy
Contact Resistive Max:5mΩ(at 20A)
Rating DC200V 150A
Min.Load Current 6V/1A
Electrical Life (Switching) 150A/200V,1000 OPS
60A/750V,1000 OPS
80A/450V,3000 OPS
Electrical Life (ON) 35A/750V,25000 OPS
Mechanical Life 2×10⁵ (0.5s  ON,0.5s  OFF)
Ambient temperature 40℃~+85℃
Humidity 5~85%RH

Note: The datas shown above are initial values at room temperature.


MAIN CONTACT CHARACTERISTICS

Operate Time 30msec.Max.
Release Time 10msec.Max.
Initial breakdown voltage
Coil&Contact 4000VAC(50/60Hz)for 1 min.
Main &Auxiliary Contacts 4000VAC (50/60Hz)for 1 min.
Insulation Resistance Coil &Contact:Min.1000MΩ
Main &Auxiliary Contacts:Min.1000MΩ
Impulse Voltage Between Coil &Contact:10kV(1.2x50μs)
Shock:      Endurance 196  m/s²
Damage 490m/s²
Vibration   Sine 10 to 500Hz,1.5mm D.A.49m/s²
Unit weight Approx.112g

ORDERING INFORMATION

QQ截图20240701104317

Model No.

Load Current: 150=150A

Load Voltage: 200=200 Vdc;450=450 Vdc;750=750 Vdc

Coil Voltage:12=12Vdc, 24=24Vdc;

Main contact form: H (N/O)
Contact Material: S=AgSnO2+In203;T=AgNi
Auxiliary contact mode: Nil=No auxiliary contact N=With auxiliary contact
Special custom code

COIL DATA (at 20℃)


Rated Voltage
Pick-up Voltage Operate Voltage Drop-out Voltage Coil Resistance Initial current*& Initial Power*&
VDC (Max VDC VDC (Min) (Ω)(1±7%) Rated Current (A) Steady Power*(W)
12VDC 9 9~14 1 51 0.235 2.8W
24VDC 18 18~28 2 206 0.116

Note: * means at rated volage.

QQ截图20240701105140

QQ截图20240701105147

Note 1: No polarity on the coil.

Note 2: All unspecified tolerance according to following table.

Outline dimensions hadn't specified tolerance
Outline dimensions Tolerance
≤10 ±0.3
>10-50 ±0.5
>50 ±0.8


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        China
   0086-577-8608 7887
  0086-577-8608 7887
   ncrindustrial
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