
66251315-EN - V1.0 - 30/06/16
1
Accessories
Art.321 - Art.322 - Installation instructions
Art.321Transformer 230Vac input, 12Vac 1.3A output, 15VA max
Art.322Transformer 230Vac input, 12Vac 1.3A output, 18VA max
DESCRIPTION
Transformer 230Vac input, 12Vac 1.3A output. With internal PTC
protection; 15VA max, 18VA max for Art.322.
For installation with outdoor station composed of 2 modules max.
In a standard 3 modules A type DIN box (52.5 mm).
TERMINALS
230V 230Vac +6% - 10% mains input
12V 12Vac output to power name plate bulbs, calls, spe-
ech and electric lock.
Protection againt shorts or absorbtion higher than
15VA through PTC.
ELECTRICAL DATA
Mains voltage: 230Vac +6% - 10%
Frequency: 50/60Hz
Output voltage: 12Vac
Power: 15VA for Art.321
18VA for Art.322
MECHANICAL DATA
Box: Standard DIN 3 modules “A” type
Dimensions: 52.5x105x65mm
WORKING CONDITIONS
Temperature: -10 +50 °C
Humidity: 90% RM MAX
Protection degree: IP20
WARNING!
The system must be installed only by a qualied eletrician and in accordance with national rules in force and in-
stallation diagrams (if provided).
In particular we recommend that:
•The system is connected to the mains through an all-pole circuit breaker which has a contact separation of at least 3mm in
each pole and shall connect all poles simultaneously;
• The all-pole circuit breaker shall be placed for ease of access and the switch shall remain readily operable.
Only for indoor use in dry places. Do not execed the maximum power load indicated.
105
52.5
N
Art.322
TRASFORMER
Made in Italy
PRI.230V 50/60Hz
230V
SEC.12V
ta -10° / +50°C
12V
IP20
PTC
18VA
N
105
52.5
Art.321
TRASFORMER
Made in Italy
PRI.230V 50/60Hz
230V
SEC.12V
ta -10° / +50°C
12V
IP20
PTC
15VA
N
65
Fig. 1 Art.321 - Art.322 (measures in mm)