Low & Medium Security Keylocks Series SK - NKK Switches

F Low & Medium Security Keylocks Series SK F9 Indicators Accessories Supplement Tactiles Keylocks Rotaries Pushbuttons Illuminated PB Slides Programma...

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Toggles

Series SK

Low & Medium Security Keylocks

Rockers

General Specifications

Environmental Data

Operating Temperature Range: Humidity: Vibration: Shock:

Programmable Illuminated PB Keylocks

F

Zinc alloy with chrome plating (matte) for low security models; brass with nickel plating (shiny) for medium security models Zinc alloy with chrome plating (matte) for low security models; zinc alloy with chrome plating (shiny) for medium security models Zinc alloy with chrome plating (matte) for low security models; zinc alloy with chrome plating (shiny) for medium security models Phenolic resin (thermoset) Silver Silver capped copper with silver plating Copper or brass with silver plating

Rotaries

Key: Tumbler Barrel: Housing/Bushing: Base: Movable Contactor: Stationary Contacts: Terminals:

Slides

Materials & Finishes

10 milliohms maximum 1,000 megohms minimum @ 500V DC 1,000V AC minimum between contacts for 1 minute minimum; 1,500V AC minimum between contacts & case for 1 minute minimum 30,000 cycles minimum 10,000 cycles minimum .026Nm (.234 lb•in) for low & medium security Break-before-make 90° for 2-position & 45° for 3-position

–25°C through +70°C (–13°F through +158°F) 90 ~ 95% humidity for 96 hours @ 40°C (104°F) 10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range & returning in 1 minute; 3 right angled directions for 2 hours 50G (490m/s2) acceleration (tested in 6 right angled directions, with 5 shocks in each direction)

Tactiles

Contact Resistance: Insulation Resistance: Dielectric Strength: Mechanical Life: Electrical Life: Nominal Operating Torque: Contact Timing: Angle of Throw:

Tilt

Other Ratings

Pushbuttons

Electrical Capacity (Resistive Load) Power Level (silver): 3A @ 125V AC for low & medium security; 1A @ 250V AC for low security

Installation

Touch

Mounting Torque: 1.5Nm (13.28 lb • in) maximum Soldering Time & Temperature: Manual Soldering: See Profile A in Supplement section.

Standards & Certifications

Supplement

Accessories

Indicators

UL: File No. E44145 - Recognized only when ordered with marking on switch. Add “/U” or “/CUL” to end of part number to order UL recognized switch. All low security models recognized at 3A @ 125V AC or 1A @ 250V AC & all medium security models recognized at 3A @ 125V AC CSA: File No. 023535_0_000 - Certified only when ordered with marking on switch. Add “/C” to end of part number to order CSA certified switch. All low security models certified at 3A @ 125V AC or 1A @ 250V AC

www.nkkswitches.com

F9

Toggles

Series SK

Rockers

Distinctive Characteristics

Pushbuttons

12mm diameter bushing for easy panel cutout preparation and high density mounting.

Rotaries

Keylocks

Programmable Illuminated PB

Epoxy sealed terminals prevent entry of flux and other contaminants.

Short behind panel dimension - only 1.063” (27.0mm).

F

High dielectric strength of 1,500 volts between contacts and case.

Detent mechanism gives crisp, positive action for accurate switch setting.

Dust resistant interior construction protects contacts.

Tilt

Tactiles

Slides

Low & Medium Security Keylocks

Supplement

Accessories

Indicators

Touch

Actual Size

F10

www.nkkswitches.com

Series SK Toggles

Low & Medium Security Keylocks TYPICAL SWITCH ORDERING EXAMPLE

Poles 1

W

01

Lock Mechanisms

SPDT

Rockers

A

Pushbuttons

2B

Terminals

A

Low Security

D

Medium Security (not combinable with code 3D circuit)

01

Programmable Illuminated PB

1

Solder Lug

Contact Material

Circuits & Key-Removable Positions Pos. 1

Pos. 2

Pos. 3

Key Removes

2A

ON

NONE

ON

Positions 1 and 3

2B

ON

NONE

ON

Position 1

3D

ON

OFF

ON

Positions 1, 2, 3

3E

ON

OFF

ON

Position 2

W

F

Silver Rated 3A @ 125V AC

Slides

Rotaries

Code

Keylocks

SK

IMPORTANT:

Tilt

Tactiles

Switches are supplied without UL, cULus & CSA marking unless specified. UL, cULus & CSA recognized only when ordered with marking on the switch. Specific models, ratings, & ordering instructions are noted on the General Specifications page.

DESCRIPTION FOR TYPICAL ORDERING EXAMPLE Touch

SK12BAW01

Solder Lug Terminals

Indicators

Silver Contacts Rated 3A @ 125V AC

SPDT ON-NONE-ON Circuit Key Removable in Position 1

Accessories

Low Security Lock Mechanism

Supplement

2 keys supplied with each switch

www.nkkswitches.com

F11

Series SK Toggles

Low & Medium Security Keylocks

Rockers

POLES, CIRCUITS & KEY-REMOVABLE POSITIONS Connected Terminals

Key Positions

Pole & Throw

Model

Pos 1

Pos 2

Pos 3

Pos 1

SPDT

SK12A

ON

NONE

ON

COM-1

= Key Removable

(Terminal numbers are on switch)

Pos 2

Pos 3

Schematic

• = Not Removable = Maximum Arc POS 1

____

COM-2

COM

Pushbuttons

3

SPDT

ON

NONE

____

COM-2

Programmable Illuminated PB

SPDT

*SK13D

ON

OFF

ON

COM-1

OPEN

COM-2

SPDT

SK13E

ON

OFF

ON

COM-1

OPEN

COM-2

1

2

POS 1

COM

1

2

3

2 3

POS 1

2

* Available with low security only

KEY REMOVABLE

F

A

Positions 1 & 3 90° Angular Throw

B

Rotaries Slides

COM-1

3

Position 1 90° Angular Throw

D

Positions 1, 2 & 3 45° Angular Throw

E

Position 2 45° Angular Throw

LOCK MECHANISMS & KEYS A

D

Low Security Mechanism

Medium Security Mechanism

Zinc Alloy with Chrome Plating (matte finish)

Brass with Nickel Plating (shiny finish)

Two keys provided with each switch (no master key available)

One key provided with each switch (no master key available)

For ordering additional keys: AT4081 for SK12A and SK12B, marked “1201” AT4082 for SK13D and SK13E, marked “1301”

For ordering additional keys, indicate the same key number that is engraved on the face of your switch.

Tilt

Tactiles

ON

OP E N

Keylocks

SK12B

POS 1

AT4081 Touch

(17.0) .669

Key numbers (001 through 010) randomly assigned.

Typical Key Ordering Example: AT4124-001

Indicators

(14.2) .559 (1.8) .071

(9.4) .370

Accessories

AT4082

(17.0) .669

Supplement

(14.2) .559 (1.8) .071

F12

(9.4) .370

www.nkkswitches.com

(20.0) .787

(16.2) .638 (1.8) .071

(13.7) .539

Toggles

Series SK

CONTACT MATERIALS, RATINGS, & TERMINALS Power Level

3A @ 125V AC (4.5) .177

Epoxy Seal (2.0) .079

(2.0) .079

(1.1) .043 Thk = (0.8) .031

Solder Lug Terminals

Pushbuttons

01

Rockers

Silver over Silver

Programmable Illuminated PB

W

TYPICAL SWITCH DIMENSIONS

(1.1) x (2.0) Typ .043 x .079 (0.8) Typ .031

M12 P1 90°

M

(0.5) .020

(3.0) .118 (13.2) .520

(14.0) Dia .551

F

(2.0) Typ .079 (4.5) .177

(13.0) .512

(10.8) .425

(30.0) 1.181

Rotaries

(17.0) .669

CO

POS 3

1 2

POS 1

Low Security • 90° Angular Throw

Keylocks

Low & Medium Security Keylocks

POS 2 45° 45°

(1.1) x (2.0) Typ .043 x .079 (2.0) Typ .079

M12 P1

Tilt

M

2

O

(0.8) Typ .031 (13.0) .512

(30.0) 1.181

(4.5) .177

SK13EAW01

Supplement

Accessories



(10.8) .425

Touch

(3.0) .118 (13.2) .520

Indicators

(14.0) Dia .551

(17.0) .669 (0.5) .020

1

POS 3

C

POS 1

Low Security • 45° Angular Throw

Tactiles



Slides

SK12BAW01

www.nkkswitches.com

F13

Series SK Toggles

Low & Medium Security Keylocks TYPICAL SWITCH DIMENSIONS

POS 1

(1.1) x (2.0) Typ .043 x .079 (0.8) Typ .031

M12 P1

Pushbuttons Programmable Illuminated PB

M

(2.0) Typ .079

(10.0) (3.5) .394 .138 (15.3) .602

(15.0) Dia .591

(13.0) .512

(32.7) 1.287

(4.5) .177

(10.8) .425

SK12ADW01

Medium Security • 45° Angular Throw POS 1

F

45°

Rotaries

(0.75) .0295

M

(2.0) Typ .079

(10.0) (3.5) .394 .138 (15.3) .602

(15.0) Dia .591

Slides

CO

(20.0) .787

POS 3

006

006

(1.1) x (2.0) Typ .043 x .079 (0.8) Typ .031

M12 P1

45° POS 2

1 2

Keylocks

CO

(20.0) .787 (0.75) .0295

POS 3

005

90°

005

1 2

Rockers

Medium Security • 90° Angular Throw

(13.0) .512

(32.7) 1.287

(4.5) .177

(10.8) .425

SK13EDW01

Tactiles

PANEL CUTOUT & THICKNESS (12.0) Dia .472

Tilt

The 12mm bushing is .512” (13.0mm) long. It allows mounting these devices in a maximum effective panel thickness of .315” (8.0mm).

Touch

(11.2) .441

Indicators

STANDARD HARDWARE AT527M Hex Mounting Nut

(12.1) .476

AT508 Internal Tooth Lockwasher

M12 P1

Supplement

Accessories

(14.0) .551

1 included with each switch

1 included with each switch

Steel with nickel plating

Steel with zinc/chromate plating (16.0) .630

F14

(15.8) Dia .622

(2.0) .079

www.nkkswitches.com

(13.8) Dia .543

(1.0) .039

(0.5) .020