A-157

Dimensions are shown: mm (inches)

Specifications and dimensions subject to change

www.ck-components.com

A

12 Oct 16

Features/Benefits

Typical Applications

Specifications

FUNCTION: SPST Momentary

CONTACT ARRANGEMENT: N.O.

MOUNTING TYPE:

Snap-in (no panel seal)

Threaded body (hex nut, lock washer, and panel seal gasket provided)

Torque spec for threaded body: Do not exceed 8-9 in-lbs (0.9-1.0 N.m)

Mechanical

OPERATING LIFE: 1,000,000 cycles

TOTAL TRAVEL: 2.1 ± 0.2 mm

OPERATING POINT 1.55 ± 0.25 mm

OVER TRAVEL: 0.6 min.

OPERATING FORCE: 4N ± 1N standard configuration; other force

option 2N ± 0.5N

VIBRATION: 10-500 Hz 10g Max

SHOCK: 60g 11ms sawtooth wave

Electrical

CONTACT RATING:

200mA @ 24 V DC resistive (500,000 cycles)

100mA @ 50 V DC resistive (500,000 cycles)

400mA @ 32 V AC resistive (500,000 cycles)

125mA @ 125 V AC resistive (1,000,000 cycles)

DIELECTRIC STRENGTH: 1000 V AC min.

INSULATION RESISTANCE: 1 G

Ω @ 500 VDC

INITIAL CONTACT RESISTANCE 50 m

Ω max (without wire leads)

BOUNCE TIME: <5 ms

Materials

HOUSING: PBT

BASE: PBT

CAP: Painted polycarbonate

ACTUATOR:

Illuminated: Clear polycarbonate

INTERNAL SEAL: Silicone rubber

TERMINALS: Copper alloy, gold over silver plating

MOVABLE CONTACT: Copper alloy, gold over silver plating

TERMINAL SEAL: Epoxy

WIRE LEADS: UL1569 Black 22 AWG

Operating Environment

OPERATING TEMPERATURE: -40˚C to 85˚C

ESD PROTECTION: 20 KV min.

Process Environment

SEALING:

IP67 for threaded body

IP65 for snap-in version (no panel seal)

NOTE: Specifications and materials listed above are for switches with standard options.

For information on specific and custom switches, please contact Customer Service.

Build-A-Switch

To order, simply select desired option from each category and place in the appropriate box.

Designation

APB

APB Series

E

B

P

A

APB Series

Backlit Pushbutton Switch

Operating Force

2

2 Newtons

4

4 Newtons

Cap

E

Extended Dome (600E)

Illumination

01

Super White

07

Super Blue

E

Contact Material

B

Gold

Terminal Seal

E

Epoxy

Termination

Z

Solder Lug

W

12” Wire Leads 22 AWG

Bushing Style

S

Snap-in plastic

T

Threaded plastic

B

Cap Symbol

000

Painted black over

white without symbol*

001

Plus

002

Locked

003

Engine stop

004

Park brake release

005

Engine start

006

Fast

007

Slow

008

Unlocked

009

Rock shaft lower

010

Minus

* cap painted black over white to

allow customer laser etching