Datasheet

ManualsBrandsNKK SWITCHES ManualsKey & Rotary SwitchesKey switch 250 Vac 3 A 1 x On/On 1 x 90 ° 1 pc(s)

Series CK

High Security Keylocks

www.nkk.com

Indicators

AccessoriesSupplement

Tactiles

KeylocksRotaries

Pushbuttons

Illuminated PB

Slides

Programmable

Touch Tilt

Rockers

Toggles

Electrical Capacity (Resistive Load)

Power Level: 3A @ 250V AC

Other Ratings

Contact Resistance: 20 milliohms maximum

Insulation Resistance: 1,000 megohms minimum @ 500V DC

Dielectric Strength: 1,000V AC minimum between contacts for 1 minute minimum;

1,500V AC minimum between contacts & case for 1 minute minimum

Mechanical Life: 30,000 cycles minimum

Electrical Life: 10,000 cycles minimum

Static Capability: Withstands 15 kilovolts minimum ESD minimum (for CKM models only)

Nominal Operating Torque: 16mm Bushing (CKM models):

.04 mNm (5.67 oz

•in) for Flat Key

.08 mNm (11.33 oz

•in) for Tubular Key

19mm Bushing (CKL models):

.05 mNm (7.08 oz

•in) for Flat Key

.07 mNm (9.91 oz

•in) for Tubular Key

Contact Timing: Break-before-make

Angle of Throw: 90° for 2-position & 45° for 3-position

Materials & Finishes

Keys for CKM: Brass with nickel plating with ABS handle

Keys for CKL: Brass with nickel plating for tubular key;

brass with chrome plating for ﬂat key

Housing/Bushing: Glass ﬁber reinforced PBT for CKM models;

zinc alloy with chrome plating for CKL

Base: LCP (Liquid Crystal Polymer)

Contact Terminals: Copper with silver plating

Common Terminals: Copper with silver plating

Movable Contactor: Copper

Movable Contacts: Silver

Environmental Data

Operating Temperature Range: –25°C through +70°C (–13°F through +158°F)

Humidity: 90 ~ 95% humidity for 240 hours @ 40°C (104°F) for CKM;

90 ~ 95% humidity for 96 hours @ 40°C (104°F) for CKL

Vibration: 10 ~ 55Hz with peak-to-peak amplitude of 1.5mm for CKM or 0.7mm for CKL traversing the

frequency range & returning in 1 minute; 3 right angled directions for 2 hours

Shock: 50G (490m/s

) acceleration for CKM; 30G (294m/s

) acceleration for CKL; (CKM & CKL tested

in 6 right angled directions, with 5 shocks in each direction)

Installation

Mounting Torque: 1.5 Nm (13.28 lb•in) maximum

Soldering Time & Temperature: Manual Soldering: See Proﬁle A in Supplement section.

General Speciﬁcations

Summary of content (6 pages)

PAGE 1
Toggles Series CK Rockers General Specifications Electrical Capacity (Resistive Load) Pushbuttons Power Level: Indicators Touch Tilt Tactiles Slides Rotaries Keylocks Programmable Illuminated PB Other Ratings F Contact Resistance: Insulation Resistance: Dielectric Strength: Mechanical Life: Electrical Life: Static Capability: Nominal Operating Torque: Contact Timing: Angle of Throw: Materials & Finishes Keys for CKM: Keys for CKL: Housing/Bushing: Base: Contact Term
PAGE 2
Toggles Series CK High Security Keylocks Rockers Distinctive Characteristics Pushbuttons High insulating material for 16mm CKM models withstands over 15 kilovolts of electrostatic discharge, thus providing antistatic feature. Vertically rotating switching mechanism combines with self-cleaning sliding contacts for high reliability and long operating life. 16mm and 19mm diameter bushings available.
PAGE 3
Series CK Toggles High Security Keylocks Rockers TYPICAL SWITCH ORDERING EXAMPLE M 1 2A F W 01 Keys Bushings M 16mm Diameter L 19mm Diameter Poles 1 SPDT Terminals F Flat T Tubular 01 Solder Lug * * Wire harness & cable assemblies offered only in Americas F Circuits & Key-Removable Positions Code Pos. 1 Pos. 2 Pos.
PAGE 4
Series CK Toggles High Security Keylocks POLES, CIRCUITS & KEY-REMOVABLE POSITIONS Connected Terminals Model Pos 1 Pos 2 Pos 3 Pos 1 CKM12A CKL12A ON NONE ON COM-1 Pos 3 = Maximum Arc Schematic POS 1 ____ COM-2 COM ON NONE ON COM-1 Pushbuttons 3 CKM12B CKL12B SPDT Pos 2 POS 1 ____ COM-2 1 2 3 COM OFF ON COM-1 OPEN 2 COM-2 1 POS 1 Programmable Illuminated PB ON OPEN CKM13E CKL13E SPDT 3 2 KEYS Tubular Key (must be pressed inward to actuate) AT4147 for CKM 16mm
PAGE 5
Series CK Toggles High Security Keylocks TYPICAL SWITCH DIMENSIONS 16mm Bushing • Flat Key POS 1 POS 3 (0.9) .035 (1.4) .055 COM (4.0) .157 (16.0) .630 (5.0) .197 (35.2) 1.386 POS 1 45° 45° 2 0 (0.9) .035 (20.0) .787 (24.0) .945 (19.0) Dia .748 F COM 002 POS 3 2 45° Angular Throw (1.2) x (2.4) .047 x .094 M16 P1 POS 2 (14.2) .559 1 Programmable Illuminated PB (19.0) Dia .748 (20.0) .787 (24.0) .945 1 (20.0) .787 006 Rockers Pushbuttons 006 2 90° Angular Throw 0 (4.0) .
PAGE 6
Series CK Toggles High Security Keylocks TYPICAL SWITCH DIMENSIONS (29.8) 1.173 (22.0) Dia .866 2 (0.7) .028 C (5.4) .213 (1.0) .039 (17.0) .669 POS 1 45° (5.5) .217 (40.0) 1.575 OM Pushbuttons (22.3) .878 (16.8) .661 Programmable Illuminated PB 005 1 90° POS 3 (1.4) x (2.8) .055 x .110 M19 P1 POS 2 POS 3 C 1 2 15 015 45° 0 45° Angular Throw (1.4) x (2.8) .055 x .110 M19 P1 Rockers POS 1 005 90° Angular Throw 19mm Bushing • Flat Key OM (0.7) .028 (20.0) .787 (29.