Dry Type Distribution Transformers
Selection Tables: Three Phase
Group A: 480 Volt Δ Primary, 208Y/120 Secondary, 60 Hz
Catalog Number
Group I
Rolled Steel
Catalog Number
Group II
Approx. Ship
Weight
lbs (kg)
Height
in (mm)
Width
in (mm)
Depth
in (mm)
Design
Style 1
Elec
Primary Secondary
kVA
Conn 1
Amps
Amps
Stainless Steel 3
3
6
13.00 (330.2) 16.00 (406.4) 9.00 (228.6) 105.0 (47.63)
13.00 (330.2) 16.00 (406.4) 9.00 (228.6) 150.0 (68.03)
17.00 (431.8) 20.00 (508.0) 11.00 (279.4) 250.0 (113.40)
17.00 (431.8) 20.00 (508.0) 11.00 (279.4) 261.0 (118.39)
30.00 (762.0) 29.00 (736.6) 12.00 (304.8) 696.0 (315.70)
30.00 (762.0) 29.00 (736.6) 12.00 (304.8) 844.0 (382.83)
4
4
4
4
4
4
27
27
27
27
27
27
3.6
7.2
8.3
16.6
25.0
41.7
83.4
125.0
HT1F3AS
HT1F6AS
HT1F9AS
HT1F15AS
HT1F30AS
HT1F45AS
HTP1F3AS
HTP1F6AS
HTP1F9AS
HTP1F15AS
HTP1F30AS
HTP1F45AS
9
10.8
18.1
36.1
54.2
15
30
45
Group B: 208 Volt Δ Primary, 208Y/120 Secondary, 60 Hz
Catalog Number
Group I
Rolled Steel
Catalog Number
Group II
Approx. Ship
Weight
lbs (kg)
Design
Style 1
Elec
Conn 1
Height
in (mm)
Width
in (mm)
Depth
in (mm)
Primary
Amps
Secondary
Amps
kVA
Stainless Steel 3
3
6
9
13.00 (330.2) 16.00 (406.4) 9.00 (228.6) 97.0 (44.00)
13.00 (330.2) 16.00 (406.4) 9.00 (228.6) 150.0 (68.03)
17.00 (431.8) 20.00 (508.0) 11.00 (279.4) 256.0 (116.12)
4
4
4
26
26
26
7.2
8.3
HT3F3AS
HT3F6AS
HT3F9AS
HTP3F3AS
HTP3F6AS
HTP3F9AS
14.4
21.7
16.6
25.0
Group C: 480 Volt Δ Primary,240 Volt Δ Secondary with 120 V reduced capacity center tap, 60 Hz 2
Catalog Number
Group I
Rolled Steel
Catalog Number
Group II
Approx. Ship
Weight
lbs (kg)
Height
in (mm)
Width
in (mm)
Depth
in (mm)
Design
Style 1
Elec
Primary
Amps
Secondary
Amps
kVA
Conn 1
Stainless Steel 3
3
6
13.00 (330.2) 16.00 (406.4) 9.00 (228.6)
13.00 (330.2) 16.00 (406.4) 9.00 (228.6)
105.0 (47.63)
150.0 (68.03)
4
4
4
4
4
4
28
28
28
28
28
28
3.6
7.2
7.2
14.4
21.7
36.1
72.2
108.3
HT5F3AS
HT5F6AS
HT5F9AS
HT5F15AS
HT5F30AS
HT5F45AS
HTP5F3AS
HTP5F6AS
HTP5F9AS
HTP5F15AS
HTP5F30AS
HTP5F45AS
9
17.00 (431.8) 20.00 (508.0) 11.00 (279.4) 250.0 (113.40)
17.00 (431.8) 20.00 (508.0) 11.00 (279.4) 305.0 (138.35)
30.00 (762.0) 29.00 (736.6) 12.00 (304.8) 698.0 (316.61)
30.00 (762.0) 29.00 (736.6) 12.00 (304.8) 876.0 (397.35)
10.8
18.1
36.1
54.2
15
30
45
Group D: 240 Volt Δ Primary, 208Y/120 Secondary, 60 Hz
Catalog Number
Group I
Rolled Steel
Catalog Number
Group II
Approx. Ship
Weight
lbs (kg)
Height
in (mm)
Width
in (mm)
Depth
in (mm)
Design
Style 1
Elec
Primary
Amps
Secondary
Amps
kVA
Conn 1
Stainless Steel 3
3
6
9
13.00 (330.2) 16.00 (406.4) 9.00 (228.6) 97.0 (44.00)
13.00 (330.2) 16.00 (406.4) 9.00 (228.6) 150.0 (68.03)
17.00 (431.8) 20.00 (508.0) 11.00 (279.4) 256.0 (116.12)
4
4
4
25
25
25
7.2
8.3
HT6F3AS
HT6F6AS
HT6F9AS
HTP6F3AS
HTP6F6AS
HTP6F9AS
14.4
21.7
16.6
25.0
Notes:
1. Design Styles and Electrical Connections can be found at the end of the Non-Ventilated Distribution Transformers section.
2. Refer to Capacity of Center Tap in Center Tap Delta Transformers at the beginning of this section.
3. Contact Technical Services for other enclosure types.
Visit our website at www.emerson.com or contact Technical Services at (800) 377-4384 with any questions.
220
© July 2020
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