Mecc Alte ECO47 HV Series, Installation, Use And Maintenance Manual

Page: 46 / 124

Iiputs aid outputs techiical data
CONNECTOR CN1
Termiial* Name Fuictoi
Speciicatoi
s
Notes
1 Exc-
Energisatin
Cintnuius
reg. 4 A dc
maximum
Transient reg.:
12 A dc peak
2 Aux/Exc+
3 Aux/Exc+ Piaer supply
40 ÷ 270 Vac,
Frequency: 12
÷ 72 Hz **
*
4 UFG
Sensing scale 2
Scale 2:
150÷300 Vac
U channel
5 UFG
6 UHG
Sensing scale 1
Scale 1:
75÷150 Vac
7 UHG
8 UHB
Bridge scale 1
Shirt circuit fir viltages
75 ÷ 150 Vac
9 UFB
10 UFB
Biard
cimmin
reference
Delta centre if YY ir Y
cinnectins in cimmin
aith the biard piaer
supply *
11 UFB
12 UFB
13 - Nit present
14 VFG Sensing
Scale 1: 75 ÷
150 Vac
Channel V ti be
cinnected in parallel aith
channel U in case if
single-phase reference.
15 VHG
Sensing scale 1
16 VHB
Scale 2: 150 ÷
300 Vac
17 VFB Scale 2
18 - Nit present
19 WFG Sensing
Scale 1: 75 ÷
150 Vac
Channel W, nit used (aith
shirt-circuited inputs) in
case if single-phase
reference.
20 WHG
Sensing scale 1
21 WHB
Scale 2: 150 ÷
300 Vac
22 WFB Scale 2
* They are cinnected tigether in the terminals biard: 2 - 3, 4 - 5, 6 - 7, 9 - 10, 11 - 12.
** Minimum piaer supply viltage: 40 Vac at 15 Hz, 100 V at 50 Hz, 115 V at 60 Hz.
Self-regulating alternators ECO47-49 MV-HV Page 46/124