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BETA Monitoring

Monitoring of Electrical Values

5

TT6 current relays

13/13

Siemens ET B1 · 10/2008

13

*

You can order this quantity or a multiple thereof.

Schematics

5

TT6 111

5

TT6 112

5

TT6 113

5

TT6 114

5

TT6 115

5

TT6 120

k i

N

14 12

11

L L

>

I

k i

Z1 Z2 Z3 Z4

14 12 24 22

11 21

A2 A1

>

I

k i

Z1 Z2 Z3 Z4

14 12 24 22

11 21

A2 A1

<

I

k i

Z1 Z2 Z3 Z4

14 12 24 22

11 21

A2 A1

><

I

34 32 44 42

31 41

A2 A1

i1-i3 k1-k3

14 12 24 22

11 21

>

I

<

I

Switching example:

5

TT6 111 undervoltage monitoring

Switching example:

5

TT6 114 overcurrent monitoring measurement

with transformer

L/i

N

L1

N

12 14

11

L/k

To the 5TT3 460 or

5

TT3 461 fault

signaling relay

230

V AC

I2_07522b

i

5

TT6 114

A1 A2

k

K1

PE

M

L1

L2

L3

N

PE

K1

12 14 22 24

11

21

3 230/400

V AC

I2_07560a

© Siemens AG 2008