POTH12, POTH19, POTH22, POTH27, POHR27, POTH33

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Vishay MCB

Revision: 16-Nov-17

2

Document Number: 32520

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

Note

• Nothing stated herein shall be construed as a guarantee of quality or durability.

MECHANICAL SPECIFICATIONS

PARAMETER

POTH12

POTH19

POTH22

POTH27

POHR27

POTH33

Size

05

08

09

11

11

13

Running and starting torque



(c N cm)

first stage

6

8

(7 on request)

10

12

(5 on request)

12

30

(15 on request)

additional stage

-

7

9

10

10

-

Moment of inertia



first stage

 0.2

 1

 0.8

 1

 0.4

 5

additional stage

-

 0.5

 0.4

 0.4

 0.2



Weight



(g)

first stage

6

17

18

23

12

< 40

additional stage

-

7

8

11

5

-

Protection class

IP 50

PERFORMANCE

PARAMETER

POTH12

POTH19

POTH22

POTH27

POHR27

POTH33

Operating temperature range

-55 °C to +125 °C

Life

25M cycles, exception: H12 = 10M cycles

10M cycles

(25M on

request)

Rotation speed (max.)

600 rpm

SAP PART NUMBERING GUIDELINES

MODEL

SIZE (mm)

GANG

VALUE

LINEARITY

ANGLE

PACKAGING

POTH

12

19

22

27

1

2

3

4

5

6

(max. number of

stages: see

“Dimensions”)

472 = 4K7

103 = 10K

A = 1 %

B = 0.5 %

C = 0.25 %

D = 0.1 %

(see “Electrical

Specifications”)

330

(POTH12)

340

(POTH19 and

POTH22)

345

(POTH27 and

POHR27)

B = box

POHR

27

POTH

33

1

350

DIMENSIONS in millimeters

POTH12

Middle tap

Approximate

electrical zero

2

4

1

3

c

a

b

Ø

5

3 ± 0.2

15 max.

12.5 ± 0.5

1 ± 0.4

0.8 ± 0.2

1.2

1.2 ± 0.1

1 ± 0.1

0

+ 0.2

1.7 x 1.7