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102

Safety transformers

e 

Conform to IEC/EN 61558-2-6

Supplied with label holder

Protected against overloads and short circuits

Power to 12 V or 24 V devices such as modular

power contactors, latching relays and signalling units

230 V / 12 or 24 V

P No-load Voltage % Efficiency Ucc I (A)

Number

(VA)

loss

drop

% (%)

primary of 17·5 mm

(W) Cos

ϕ

= 1 Cos

ϕ

= 1

loaded modules

1

4130 95 16 2·5 34·6 60 27·5 0·10

4

1

4130 96 25 2·5 29

66 23·3 0·14

4

1

4130 97 40 4 17·9 68 14·4 0·22

5

1

4130 98 63 4 15·7 75 13·6 0·33

5

In the event of an overload, switch off the power supply and allow the

transformer to cool down before switching on again

Wall or rail

4

mounted

4130 91

4130 98

Pack

Cat. Nos.

Bell transformers

d  

Conform to IEC/EN 61558-2-8

Supplied with label holder

Protected against overloads and short circuits

Power to 8 V-12 V or 24 V access control devices

such as bells and chimes

Possibility for supply busbars to run through

(Cat. Nos. 4130 90/91)

230 V / 8 V

Number

Secondary (V)

Rating (A)

Power (VA)

of 17·5 mm

modules

1

4130 90

8 V

±

0·5 A

4 VA

2

230 V / 12 V - 8 V

1

4130 91 12/8 V

±

0·66/1 A

8 VA

2

230 V / 24 V - 12 V

1

4130 93 24/12 V

±

1/1·5 A 24/18 VA

4

transformers

Technical information and dimensions

opposite and p. 103

n

Operating principle

Bell transformers

Safety isolating transformer with secondary voltage not permanently

exceeding 24 V and for a non permanent usage

Power to 8 V-12 V or 24 V access control devices such as:

- bell

- chime

- door release

- optical electrical barrier

Also:

- flood detector

- temperature rise detector

n

Fixings

Wall or DIN rail

4

7 . 5 or 15 mm

2

depth for 4 module units

Rail DIN

4

7 . 5 or 15 mm

2

depth for 2 and 5 module units

n

Connection

Primary

Secondary

flexible or rigid flexible or rigid

d 

1 to 4 mm

2

1 to 4 mm

2

e

230

8 V

V

0

0

PTC

1

PTC

1

PTC

1

230 V

0

230 V

12 V

24 V

0

5 4

3

Cat. No. 4130 90

Cat. No. 4130 91

Cat. No. 4130 93

Safety transformers

Designed to protect people from electric shocks by using extra low

voltage (ELV U

sec

50 V)

Power to 12 or 24 V devices such as:

- relay

- modular power contactor

- signalling unit

- latching relay

1 : PTC refer to general characteristics

2 : Remove with tool

230 V

12 V

0

0

6

7

5

8

Secondary 12V

parallel coupling

230 V

24 V

0

0

5 6

7 8

230 V

24 V

12 V

0

0

5 4

3

Secondary 24V

serial coupling

Connection busbars supplied with the transformer

PTC

1

PTC

1

PTC

1

Cat. Nos. 4130 95/96

Cat. Nos. 4130 97/98