Installation Guide
TECNOELETTRA s.r.l.  via D.Vioni n.5 – 42016 S. Rocco - Guastalla (RE)  Tel.+39.0522.832004  Fax.+39.0522.832012  
mail: info@tecnoelettra.it web: www.tecnoelettra.it 
Cod. Doc. AT206-origineel E  1 / 4 
 WARNING! Check that the product delivered exactly corresponds to the ordered 
one. 
Installation 
General information  
Power electrical connections 
AT206 / AT206B “Quick installation guide”  UK 
Description of the data shown on the label 
In = nominal current 
Imax = maximum rated current 
KA = maximum breaking current against short circuit 
Hz = frequency 
KVA = apparent power (calculated at cos fi 0,8) 
KW = active power 
HP = horse power 
V~ = maximum use voltage of the primaries 
Vaux = maximum voltage of the auxiliary circuits 
IP = degree of protection against external agents 
Kg = approximate weight 
Dim = dimensions Height x Width x Depth 
Ser.n = serial number 
Model = product code 
TECHNICAL FEATURES 
Nominal voltage battery............................................. 12Vdc 
Maximum rated current ............................................250mA 
Maximum rated power .................................................. 3W 
Operating range ................................................ 1017VDC 
Nominal voltage generator/mains ........... 100 ÷ 265Vac L-N 
Measuring range voltage appearing…………..50 ÷ 450Vac 
Frequency range .................................................. 45 65Hz 
Degree of protection front board ..................................IP65 
Degree of protection of switchboard .............................IP20 
Operating temperature ..................................... -20  +50°C 
Storage temperature ........................................ -30  +70°C 
Maximum rated humidity ............................................ 90% 
Single-phase systems connections 2P 
sistemi monofase 2P 
Three-phase systems connections 4P 
GENERATOR 
MAINS 
L N 
L N 
L N 
LOAD 
GENERATOR 
MAINS 
L1 L2 L3 N 
LOAD 
L1 L2 L3 N 
L1 L2 L3 N 
 Cables sections 
Single-phase system 2P (max 5m) 
I max  min. sec.  max sec. 
40A  2x 4mm²  2x 6mm² 
51A  2x 4mm²  2x 6mm² 
72A  2x 6mm²  2x 10mm² 
89A  2x 10mm²  2x 16mm² 
96A  2x 10mm²  2x 16mm² 
Three-phase system 4P (max 5m) 
I max  min. sec.  max. sec. 
25A  1x 4mm²  1x 6mm² 
32A  1x 6mm²  1x 6mm² 
45A  1x 10mm²  1x 10mm² 
56A  1x 16mm²  1x 16mm² 
60A  1x 16mm²  1x 16mm² 
Ø= 6mm 
245mm 
Free space of 
aeration reason = 
min. 10cm all around 
the switchboard 
Drilling template 
(use the two screw anchor provided ) 
CT only if 
available 
CT only if 
available 
F1 = F6,3A Protection for the 
auxiliary battery circuits 12Vdc 
F2 = F2A Protection mains contactor 
F3 = F2A Protection generator 
contactor 
Internal Batterycharger with fuse 
FCB = F500mA 




