K–7

Dimensions are shown: Inch (mm)

Specifications and dimensions subject to change

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K

C&K TF Series

Miniature Snap-acting Switches

ELECTRICAL RATING

MOUNTING STYLE

For 4-40 screw size

First number represents resistive

rating; second number represents

inductive (motor) rating.

10(3)

Cycles over 10,000 at rated current.

10E3

Cycles over 50,000 at rated current.

50E3

Maximum rated use temperature.

T_ _

Alternating current.

~

Microgap construction

(less than 3 mm).

m

INTERNATIONAL RATING SYMBOLS

K

** Available with 4A & 5A terminations only, see page K-10.

All models

with all options,

.

Consult Customer Service center for availability and delivery of

nonstandard ratings.

* Low Level=conditions where no arcing occurs during switching, i.e.,

0.4 VA max. @ 20 V AC or DC max.

OPERATING FORCE

ELECTRICAL

AMPS

CC

CD

CF

CG

CJ

EC

EE

RATING

(REF.)

(15)

(25)

(50)

(75)

(150)

(225)

(400)

F5

1

•

•

•

•

•

•

•

H8

5

••

•

•

••

•

J3

21

X

X

X

X

•

•

•

J6

15

X

X

X

X

•

•

•

K6

11

X

•••

•

•

•

L1

25

X

X

X

X

X

•

X

L3

20

X

XXX

•

•

X

V1

1

•

•

•

•

•

X

X

V2

5

X

X

•

•

•

•

•

V3

11

X

X

X•

•

•

•

V4

16

X

X

X

X

•

•

•

For 3 mm screw size

OPTION CODE

RoHS

COMPLIANT

RoHS

COMPATIBLE

MOVABLE

CONTACT

STATIONARY

CONTACT

INTERNATIONAL ELECTRICAL RATING

V1

Yes

Yes

Gold alloy

Gold alloy

From low level* to 1 AMP @ 125 V AC; 1 AMP @ 30 V DC (UL/CSA).

0.1 (0.05) AMP @ 250 V~m T85 50E3 (VDE).

V2

Yes

Yes

5 AMPS @ 277 V AC; 1/10 HP @ 125 & 250 V AC (UL/CSA).

5 (2) AMPS @ 250 V~m T85 50E3 (VDE).

V3

Yes

Yes

11 AMPS @ 277 V AC; 1/3 HP @ 125 & 250 V AC; 0.5 AMP @ 125 V DC;

0.25 AMP @ 250 V DC (UL/CSA). 10 (3) AMPS @ 250 V~m 50E3 T85 (VDE).

V4

Yes

Yes

Precious

metal alloy

21 AMPS @ 277 V AC; 1 HP @ 125 V AC; 2 HP @ 250 V AC;

16 (3) AMPS @ 250 V~m T85 10E3 (VDE).

CONTACT MATERIAL

Fine Silver

Fine Silver

NOTE: V1-V4 ratings available with ‘5A or 5B’terminal styles only.

* Note: See Technical Data section of this catalog for RoHS compliant and compatible definitions and specifications.