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Our 3 phase 50/60 Hz power transformers have an output power rang of 500 VA to 25000 VA. These transformers are conservatively designed using premium materials and quality workmanship to provide long life and reliability. The input and output can be connected either DELTA OR WYE. These transformers are 100% tested for turns ratio, exciting current, phasing and hipot.

FEATURES OF OUR 3 PHASE TRANSFORMERS ARE:
1. High isolation-pass 2500V RMS hipot.
2. Regulation: 6% maximum.
3. Efficiency: Form 90% to 95% range.
4. Operating temp.: 80 Deg. C Ambient Max.
PRIMARY CONNECTED SECONDARY CONNECTED
WYE DELTA DELTA WYE
       
 PART
NO.		  KVA
SIZE		 INPUT PRIMARY  OUTPUT PER PHASE DIMENSIONS 
 CONNECTED  VOLTS R.M.S.  CONNECTED  VOLTS R.M.S.  L W H ML MW
SD7000-1
SD7000-2
SD7000-4
7000-9
7000-10
7000-11
7000-12
7000-13
7000-14
7000-15
7000-16
7000-17
7000-18
7000-19
7000-20		 3
4.5
4.5
4.5
3
15
4.5
15
9
3
9
3
3
6
3		 DELTA
DELTA
DELTA
DELTA
DELTA
WYE
DELTA
DELTA
DELTA
DELTA
DELTA
DELTA
DELTA
WYE
DELTA		 240/480
240/480
208
440
220/440
200
220/440
440
460
380
380
380
208/240/480
208
208/220		 WYE
WYE
WYE
WYE
WYE
WYE
WYE
WYE
WYE
WYE
WYE
WYE
WYE
WYE
WYE		 0-72-79-115-126
0-72-79-115-126
0-115-126
0-230
0-220
0-235
0-220
0-220
0-230
0-72-79-115-126
0-230
0-230
0-72-79-115-126
0-33.8
0-550		 11.0
14.4
14.4
14.4
11.0
14.4
14.4
14.4
14.4
11.0
14.4
11.0
11.0
14.4
11.0		 6.0
6.0
6.0
6.0
6.0
6.0
6.0
10.5
8.0
6.0
8.0
6.0
6.0
6.0
6.0		 8.1
11.0
11.0
11.0
8.1
11.0
11.0
11.0
11.0
8.1
11.0
8.1
8.1
11.0
8.1		 6.00
9.00
9.00
9.00
6.00
9.00
9.00
9.00
9.00
6.00
9.00
6.00
6.00
9.00
6.00		 4.15
4.25
4.25
4.25
4.15
8.25
4.25
8.25
6.25
4.15
6.25
4.15
4.15
4.65
4.15