Single pole voltage transformer vacuum moulded in self-extinguishing epoxy resin for measurement of AC voltages between phase and earth up to 33000: √3 V.
This range is also suitable for the power supply of auxiliaries up to 5000 VA.
Technical data
Rated insulation level
3.6/16/45 Kv to 36/70 Kv
primary voltage Upn
Up to 33000:√3V
secondary voltage Usn
100√3 - 110 √3 V
Frequency
50 or 60 Hz
Rated output
Up to 200VA cl0.2-500VA cl0.5-1000VA cl1
Accuracy class
0.1 - 0.2 - 0.5 - 1 - 3 - 3P - 6P
Voltage factor
1.2 Upn continuously
Thermal limiting output
Up to 5000 VA
Insulation class
A
Altitude
1000 m
Ambient temperature
-5C° to + 40 C°
-25C° to + 40 C°
-40C° to + 40 C°
Standards
IEC60044-2, IEC61869-3
Other characteristics on request
Secondary Voltage Usn
24:√3 to 380:√3 v
Voltage factor
1.9 Upn 8 h
Ambient temperature
Up to + 110 °C
Scondary windings
Up to 3 secondary windings
Residual voltage winding
100:3 V 50VA cl3 - Delta connections
on a 68.1 W or 150 W resistor
Selection table:
Type
Un
Up
Rated output
Thermal output
kv
kv
maximum VA
VA
Cl0.2
Cl0.5
Cl1
Cl3
EPR 10
12/28/75
Up to 11
-
50
100
150
Up to 300
EPR 20
24/50/125
Up to 22
25
50
100
500
Up to 1000
EPR 30
36/70/170
Up to35
50
100
500
2000
Up to 5000
UR 3
36/70/170
Up to 35
50
100
500
2000
Up to 5000
ZEL 10
12/28/75
Up to 11
-
50
100
150
Up to 300
ZEL20
24/50/125
Up to 11
25
50
100
-
Up to 300
Dimensions:
Type
weight
A
B
C
D
E
F
G
H
J
kg
mm
mm
mm
mm
mm
mm
mm
mm
mm
EPR 10
22
60
76
106
265
407
273
160
303
130
EPR 20
29
61
76
110
293
505
317
188
332
126
EPR 22
38
61
78
110
300
505
320
207
336
126
EPR 30
62
61
78
159
418
652
366
240
497
90
*This document is the property of Pars Shar and maybe changed without prior notice*