Littelfuse TCMOV Varistor Series Manual de usuario descargar pdf (Pagina 5)

235

Revised: January 16, 2014

Varistor Products

Speciﬁcations are subject to change without notice.

Please refer to www.littelfuse.com/series/tcmov34s.html for current information.

TCMOV Varistor Series

Thermally Protected Varistors > TCMOV Series

Hi–EnErgy MoV’s

TCMOV Series

7±0.20

24.6±1.0

14 Min

41 Max

46.5 max

1.8

3.75

3.5

3.5±0.1

7.6

6.5 Min

3*0.8±0.1

2*1.6±0.3

17 Max

0.35±0.1

0.55±0.1

0.3±0.1

1.6±0.3

13±0.5

5.3±1.0

6.7±1.0

LF9

TCMOV34S321MP

1208

3.5

4.9

C:7±0.20 C:7±0.20

D:24.6±0.7

L:3.8 Min

E:41.0 Max

I:44.2±0.5

1.8

B:6.0±0.3

0.35±0.1

0.55±0.1

W:10.6±0.3

LF9

TCMOV34S321TP

1243

3.5 H:2.7±0.2

4.9

F:16.5 Max

A:5.0±0.3

G:12.6±0.3

0.63

MP and NP Device Dimensions (in mm typical unless otherwise speciﬁed)

Note: The three short leads shown at bottom of device applies

only to MP devices. These leads do not exist on NP devices.

TP Device Dimensions (in mm typical unless otherwise speciﬁed)

Part Number: Dimension ‘W’:

TCMOV111-181 8.5

1.2

TCMOV201-251 9.4

1.2

TCMOV271-321 9.6

1.2

TCMOV421-551 9.8

1.2

PCB Layout Dimensions

8.25 8.25

9.0 24.6

16.5

13.4

10.6

0.94

Device Top

Device Bottom

12.6

Device Dimensions

S1 OFF

S3 Common

S2 ON

Primary side

Secondary side

Galvanic isolation

Note: EXAMPLE ONLY - Connection to S2-S3 and S1-S3

depends on customer indication circuit and can vary.

LED

* LED is off when the product is normal (S2,S3 connected),

LED is on when the product disconect opens (switch change

status; S1,S3 connected as shown by dotted line ).

Thermal

Disconnect

MOV

S1 OFF

(Normal Open)

S3 Common

S2 ON

(Normal close)

Primary side

Secondary side

Galvanic isolation

To Protected Circuit

Primary side

Secondary side

Galvanic isolation

LED

* LED is off when the product is normal

LED is on when the product disconect opens

To Protected Circuit

LF9

TCMOV34S321MP

1208

Primary side

Secondary side

Galvanic isolation

LF9

TCMOV34S321TP

1243

S2 S1

S2S1

Thermal

Disconnect

MOV

MP Device Lead Conﬁguration TP Device Lead Coﬁguration

MP Device Application Example TP Device Application Example

Thermal

Disconnect

MOV

Thermal

Disconnect

MOV

Lead Conﬁguration

1 2 3 4 5 6

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Littelfuse TCMOV Varistor Series Manual de usuario Pagina 5

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