Single- and three-phase toroidal variable transformers

DRU-M-2

 
dru-m1.jpg
Three-phase toroidal variable transformer according to DIN VDE 0552 designed as autotransformer (auto-connected winding), with attached motor drive 230 V, 50 Hz. Manipulating time approx. 27 seconds. Limit switches in min. and max. positions. Terminal connection, connection group Yn0, prepared for safety class I, 50/60 Hz, ta 40°C. 
Special voltages
UPRI: 400 V
USEC: 0 - 450 V
Red Art.-No. available ex stock
Order specifications
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Rated current 
Article-no. for standard transformers 
Dimensions 
Weight 
Nenn-
strom
Nenn-
leistung
PRI
3 x 400 V
PRI
PRI
PRI

a

b

c

d

e

f
Ø

Cu
kg
Ges.
kg
 
A
VA

SEC
3 x 0..400/450 V
SEC
SEC
SEC

 



 
6,3
4900

705271 
 
 
 

180
240
650
142
210
9
   

1,6 
26 
 
8
6230

705272 
 
 
 

180
240
650
142
210
9
   

2,4 
29 
 
10
7790

705273 
 
 
 

220
280
650
178
250
9
   

2,8 
38 
 
18
14000

705274 
 
 
 

300
380
670
249
340
9
   

5,6 
55 
 
25
19460

705275 
 
 
 

300
380
670
249
340
9
   

8,6 
94 
 
32
24900

705276 
 
 
 

330
380
670
249
340
9
   

12 
99 
 
Note:
Three-phase toroidal variable transformer according to DIN VDE 0552 designed as autotransformer (auto-connected winding), with attached motor drive 230 V, 50 Hz. Manipulating time approx. 27 seconds. Limit switches in min. and max. positions. Terminal connection, connection group Yn0, prepared for safety class I, 50/60 Hz, ta 40°C.
Options:
* Other manipulating times on request
 
Wiring Diagram

dru-m-2.jpg
 
Dimensions

dru-m-2.jpg
 

Column #col3

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