VMS,VMT – ترانسفورماتور ولتاژ

Instrument voltage
transformers, indoor,
Cast-Resin
Insulated  
On Request:
Secondary change over provides dual primary rated voltage for instance (20000-11000/100V).
* Ribs on the top for increasing creepage distance.(20kV)
Technical data
Type
 
VMT12-1
VMS12-1
VMT24-1
VMS24-1
VMS24-2
Highest voltage for equipment
kV
12
24
24
Power frequency withstand test voltage, 1 minute
kV
28
50
50
Lightning impulse test voltage (1.2/50μs full wave)
kV
75
125
125
Rated frequency
Hz
50/60
50/60
50/60
Max. rated primary voltage
kV
12/√3
24/√3
24
Secondary thermal limit current for measuring winding
A
7
7
4
Rated voltage factor /8h
1.9
1.9
–
Secondary thermal limit current for Earth – fault winding
A
4
4
–
Secondary Voltage
V
100/√3; 110/√3; 220/√3
100;110;220
Max number of cores
2/3
2/3
2
Accuracy class measuring / protection
0.2-0.5-1 /3P -6P
Rated output
15-100 VA
دسته:

توضیحات

Type
 VMS24-2
VMT12-1
VMT24-1
VMS12-1
 VMS24-1
e1
256
210
270
280
e2
120
105
135
140
e3
210
–
–
–
e4
23
–
–
–
L
290
292
342
362
b1
185
148
125
148
b2
255
178
148
178
b3
93
80
–
80
h
280
250
220
250
280
280
h1*
35
35
35
35
d
14
14
14
14

 

Dimensions in mm

 

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