Advertisement
Chapter 10
Transformers and Shunt Regulators
H1
H3 H2
G1
Faraday
Shield
G2
X0
Primary
Voltage
240V AC
380V AC
415V AC
480V AC
H1
H2
H3
H4
Faraday
Shield
X1
X0
10-2
Figure 10.1
1391 Transformer Wiring Diagrams
Primary
Voltage
240V AC
480V AC
H4
H6 H5
H7
X1
X2
230V AC
230V AC
230V AC
1391–TxxxET (50/60 Hz.)
Connect
Lines On
H2 to H6
H7 to H11
H12 to H1
H3 to H6
H8 to H11
H1
H13 to H1
H6
H11
H4 to H6
H9 to H11
H14 to H1
H5 to H6
H10 to H11
H15 to H1
H5
H6
H7
H8
H9 H10
H11 H12 H13 H14 H15
X2
230V AC
230V AC
230V AC
1
The Y2, Y5,Y8 and Y11 center taps are available but not used with the 1391-DES.
1
1391–TxxxDT (60 Hz.)
Connect
Lines On
H1 to H3 to H8
H1
H2 to H4 to H6
H4
H5 to H7 to H9
H7
H2 to H3
H1
H5 to H6
H4
H8 to H9
H7
H9 H8
P1
P2
Y2
X3
Y1
Y3
36V AC
CT 200VA
1391–TxxxNT (60 Hz.)
Primary
Voltage
208V AC
240V AC
480V AC
575V AC
P1
X3
Y1
36V AC
CT 200VA
Thermal switch for transformer protection
(rated 115V AC/1A, 24V DC/0.25A min.,
185_C 5_C
Y5
Y8
Y4
Y6
Y7
Y9
36V AC
36V AC
CT 200VA
CT 200VA
Connect
Lines On
H2 to H6
H7 to H11
H12 to H1
H3 to H6
H8 to H11
H1
H13 to H1
H6
H11
H4 to H6
H9 to H11
H14 to H1
H5 to H6
H10 to H11
H15 to H1
P2
Thermal switch for transformer protection
(rated 115V AC, 1A, 24V DC/0.25A min.,
185_C 5_C)
Y2
Y5
Y8
Y3
Y4
Y6
Y7
Y9
36V AC
36V AC
CT 200VA
CT 200VA
G0
Y11
Y10
Y12
36V AC
CT 200VA
G1 G0
Y11
Y10
Y12
36V AC
CT 200VA
Advertisement
