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MICRO SWITCHES-NV-21Z2

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● Industry standard currents of 16A or 21A
● With long expectancy, reliability
● Variety of levers, terminals and operating forces
● Heat resistant available
● RoHS compliant
Availability:

● Industry standard currents of 16A or 21A
● With long expectancy, reliability
● Variety of levers, terminals and operating forces
● Heat resistant available
● RoHS compliant

ORDERING INFORMATION
NV- □ □ □ □ □ □
① ② ③ ④ ⑤ ⑥

1. Ratings

2. Contact Gap

3. Actuator

21: 21A at 250VAC

None: 1mm

None: Pin plunger

16: 16A at 250VAC


Z: Hinge lever


W: Simulated roller lever


G: Hinge roller lever

4. Contact Form

5. Terminals

6. Maximum Operating Force

None: SPDT

A: Solder terminals

6: 3.92N

2: SPST-NC

C: Quick-connect terminal (#250)

5: 1.96N

3: SPST-NO

C2: Quick-cinnect terminal (#187)

4: 0.98N

RATINGS (REFERENCE VALUES)

Model

Reted voltage

No-inductive load

Inductive load

Resistive load

Lamp load

Inductive load

Motor load

NC

NO

NC

NO

NC

NO

NC

NO

NV-21

AC250V

21A

3A

12A

6A

DC8V

21A

5A

12A

7A

DC30V

14A

5A

12A

5A

DC125V

0.6A

0.1A

0.6A

0.1A

DC250V

0.3A

0.05A

0.3A

0.05A

NV-16

AC250V

16A

2A

10A

6A

DC8V

16A

4A

10A

7A

DC30V

10A

4A

10A

5A

DC125V

0.6A

0.1A

0.6A

0.1A

DC250V

0.3A

0.05A

0.3A

 0.05A

CONTACT SPECIFICATION

Item Type

NV-21Z2 / NV-16Z2

Allowable operating speed

0.1mm~1m/s

Operatingfrequency

Mechanical

600 times/min

Electrical

30 times/min

Insulation resistance

Min.:100MΩ (above DC500C)

Contact resistance

Max.:30mΩ initial value

Dielectricstrength

BTW same polarity terminals

AC1000V 50/60Hz 1min

BTW current-carrying parts

AC1500V 50/60Hz 1min

BTW terminal & metal parts

AC1500V 50/60Hz 1min

Vibrationresistance

Malfunction

10~55Hz double amplitude 1.5mm

Shockresistance

Durable

1,000 m/s2 (approx. 100G) max.

Malfunction

300 m/s2 (approx. 30G) max

Expected lifelife

Mechanical life

1x10 6 (60 operations/minute)

Electrical life

1x10 5 (30 operations/minute)

Protection degree

IEC IP40

Ambient operation temperature

-20℃~+125℃

Ambient humidity

60%RH

Contact material

silver alloy

Weight

Approx. 6.2 g (plunger models)

TECHNICAL DATA

Item

NV-21Z2

NV-16Z2


Specification

Rivet

Material

Silver alloy

Gap (Standard value)

0.5mm

Inrushcurrent

NC

50A max

40A max



NO




Minimum applicable load

160mA at 5VDC

CONTACT FORM

3a3834bb

TERMINAL

3b8894e0

SAFETY APPROVAL

UL61058

CSA-C22.2 No.61058-1

Ratedvoltage

NV-21

NV-16

AC125V

21A

16A

AC250V

ENEC

(EN61058-1)

Ratedvoltage

NV-21

NV-16

AC125V

21A

16A

AC250V

CQC
(GB15092.1)

Rated voltage

NV-21

NV-16

AC125V

21(6)A

16(4)A

AC250V


DIMENSIONS (mm)

3a0f74d2

OPERATING CHARACTERISTICS

Operatingperfomance

NV-21Z2

NV-16Z2

OF max.

1.27N

0.69N

RF min.

0.12N

0.06N

PT max.

9.0mm

OT min.

2.0mm

MD max.

2.8mm

OP

15.2 -+2.63.2 mm

15.2±2.6mm

MOUNTING HOLES

9d7cdf9f

All switches may be panel mounted using M3 mounting screws with
plane washers or spring washers to securely mount the switch.
Tighten the screws to a torque of 0.39 to 0.59 N·m.



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