NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com

05-08

Process Sealed Keylocks

Series SK

KEY REMOVABLE

Pole &

Throw

Model

Key Positions

Pos 1

Pos 2

Pos 3

Connected Terminals

(Terminal numbers are not on switch)

Pos 1

Pos 2

Pos 3

Schematic

= Key Removable

= Not Removable

= Maximum Arc

SPDT

SK12A

ON

NONE

ON

C1-1

____

C1-2

SPDT

SPDT

SK12B

SK15B

ON

ON

NONE

NONE

ON

(ON)

C1-1

____

C1-2

DPDT

SK22A

ON

NONE

ON

C1-1

C2-4

____

C1-2

C2-5

DPDT

DPDT

SK22B

SK25B

ON

ON

NONE

NONE

ON

(ON)

C1-1

C2-4

____

C1-2

C2-5

SP3T

SK14D

ON

ON

ON

C1-1

C1-2

C1-3

SP3T

SK14E

ON

ON

ON

C1-1

C1-2

C1-3

DP3T

SK24D

ON

ON

ON

C1-1

C2-4

C1-2

C2-5

C1-3

C2-6

DP3T

SK24E

ON

ON

ON

C1-1

C2-4

C1-2

C2-5

C1-3

C2-6

Positions 1 & 3

90° Angular Throw

POLES, CIRCUITS & KEY-REMOVABLE POSITIONS

A

POS 1

3

POS 1

3

•

POS 1

2

3

POS 1

2

3

Position 1

90° Angular Throw

B

Positions 1, 2 & 3

45° Angular Throw

D

Position 2

45° Angular Throw

E

TERMINALS

Straight PC Terminals with Bracket

13

Right Angle PC Terminals

30

12

C1

12

45

C1

C2

12

C1

3

POS 1

3

POS 1

3

POS 1

2

3

POS 1

2

3

CONTACT MATERIAL & RATING

Gold over Copper

Logic Level

0.4VA maximum @ 28V AC/DC maximum

G

1 2

C1

3

4 5

C2

6

Double Throw Model

Three Throw Model

Double Throw Model

Three Throw Model