7
Buck–Boost Transformers
215
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contact Technical Services at (800) 377-4384 with any questions.
Group 2 – 120 x 240 Volt Primary, 16/32 Volt Secondary
Note: Weights and dimensions may change and should not be used for construction purposes.
Specification Tables
Group 1 – 120 x 240 Volt Primary, 12/24 Volt Secondary
KVA Catalog Number Maximum Secondary Amperage Height
(inch)
Width
(inch)
Depth
(inch)
Ship Weight
lbs (kg)
Design
Style
Elec
Conn
12 V 24 V
Non-Encapsulated - 50/60 Hz, Single Phase
0.05 HS19B50 4.16 2.08 6 4 3 2 (0.91) 2 1
0.1 HS19B100 8.33 4.16 6 4 3 4 (1.82) 2 1
0.15 HS19B150 12.5 6.25 7.5 4 4 5 (2.27) 2 1
0.25 HS19B250 20.8 10.4 7.5 4 4 8 (3.64) 2 1
Encapsulated - 60 Hz, Single Phase
0.5 HS19F500B 41.6 20.8 10 6 5 22 (10.0) 3 1
0.75 HS19F750B 62.5 31.2 10 6 5 27 (12.27) 3 1
1 HS19F1B 83.3 41.6 10 6 5 28 (12.73) 3 1
1.5 HS19F1.5A 125 62.5 12 10 7 38 (17.27) 4 1
2 HS19F2A 166.6 83.3 12 10 7 45 (20.45) 4 1
3 HS19F3A 250 125 12 10 7 55 (25.0) 4 1
5 HS19F5A 416.5 208.3 17 14 9 100 (45.45) 4 1
7.5 HS19F7.5A 625 312.5 17 14 9 135 (61.36) 4 1
KVA Catalog Number Maximum Secondary Amperage Height
(inch)
Width
(inch)
Depth
(inch)
Ship Weight
lbs (kg)
Design
Style
Elec
Conn
16 V 32 V
Non-Encapsulated - 50/60 Hz, Single Phase
0.15 HS20B150 9.38 4.69 8 4 4 6 (2.73) 2 2
0.25 HS20B250 15.6 7.81 8 4 4 8 (3.64) 2 2
Encapsulated - 60 Hz, Single Phase
0.5 HS20F500B 31.2 15.6 10 6 5 22 (10.0) 3 2
0.75 HS20F750B 46.8 23.4 10 6 5 27 (12.27) 3 2
1 HS20F1B 62.5 31.2 10 6 5 28 (12.73) 3 2
1.5 HS20F1.5A 93.7 46.8 12 10 7 38 (17.27) 4 2
2 HS20F2A 125 62.5 12 10 7 45 (20.45) 4 2
3 HS20F3A 187.5 93.7 12 10 7 55 (25.0) 4 2
5 HS20F5A 312 156 17 14 9 100 (45.45) 4 2
7.5 HS20F7.5A 468 234 17 14 9 135 (61.36) 4 2
E77014
E77014
7Buck–Boost Transformers
Visit our website at www.solaheviduty.com or
contact Technical Services at (800) 377-4384 with any ques tions.
216
Group 3 – 240 x 480 Volt Primary, 24/48 Volt Secondary
Specification Tables – continued
KVA Catalog
Number
Maximum Secondary Amperage Height
(inch)
Width
(inch)
Depth
(inch)
Ship Weight
(lbs)
Design
Style
Elec
Conn
24 V 48 V
Non-Encapsulated - 50/60 Hz, Single Phase
0.15 HS22B150 6.25 3.13 843523
0.25 HS22B250 10.4 5.2 843823
Encapsulated - 60 Hz, Single Phase
0.5 HS22F500B 20.8 10.4 8 6 5 22 3 3
0.75 HS22F750B 31.2 15.6 10 6 5 27 3 3
1 HS22F1B 41.6 20.8 10 6 5 28 3 3
1.5 HS22F1.5A 62.5 31.2 12 10 7 38 4 3
2 HS22F2A 83.3 41.6 12 10 7 45 4 3
3 HS22F3A 125 62.5 12 10 7 55 4 3
5 HS22F5A 208 104 17 14 9 100 4 3
7.5 HS22F7.5A 312 156 17 14 9 135 4 3
Primary
Voltage Interconnect Connect
Lines To
480 H2 to H3 H1 & H4
240 H1 to H3
H2 to H4 H1 & H4
Secondary
Voltage Interconnect Connect
Lines To
48 X2 to X3 X1 & X4
24-0-24 X2 to X3
X2 to X1-X2-X4
24 X1 to X3
X2 to X4 X1 & X4
HS22 and S22 Series
Primary
Voltage Interconnect Connect
Lines To
240 H2 to H3 H1 & H4
120 H1 to H3
H2 to H4 H1 & H4
Secondary
Voltage Interconnect Connect
Lines To
24 X2 to X3 X1 & X4
12-0-12 X2 to X3
X2 to X1-X2-X4
12 X1 to X3
X2 to X4 X1 & X4
HS19 and S19 Series
Primary
Voltage Interconnect Connect
Lines To
240 H2 to H3 H1 & H4
120 H1 to H3
H2 to H4 H1 & H4
Secondary
Voltage Interconnect Connect
Lines To
32 X2 to X3 X1 & X4
16-0-16 X2 to X3
X2 to X1-X2-X4
16 X1 to X3
X2 to X4 X1 & X4
HS20 and S20 Series
Electrical Connections for Low Voltage Applications
120 X 240 Volt Primary,
12/24 Volt Secondary
Taps: None
120 X 240 Volt Primary,
16/32 Volt Secondary
Taps: None
240 X 480 Volt Primary,
24/48 Volt Secondary
Taps: None
12 3
= Earth Ground
E77014
H1 H2
H3 H4
X1 X3 X2 X4
H1 H2
H3 H4
X1 X3 X2 X4
H1 H2
H3 H4
X1 X3 X2 X4
