7 Buck-Boost Transformers Specification Tables Group 1 - 120 x 240 Volt Primary, 12/24 Volt Secondary KVA Catalog Number 0.05 HS19B50 0.1 E77014 Maximum Secondary Amperage 12 V 24 V 4.16 2.08 Height (inch) Width (inch) Depth (inch) Ship Weight lbs (kg) Design Style Elec Conn 3 2 (0.91) 2 1 Non-Encapsulated - 50/60 Hz, Single Phase 6 4 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 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 HS19F1B 83.3 41.6 10 6 5 28 (12.73) 3 1 HS19F1.5A 125 62.5 12 10 7 38 (17.27) 4 1 Encapsulated - 60 Hz, Single Phase 1 1.5 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 1 625 312.5 17 14 9 135 (61.36) 4 1 7.5 HS19F7.5A Group 2 - 120 x 240 Volt Primary, 16/32 Volt Secondary KVA Catalog Number E77014 Maximum Secondary Amperage Height (inch) Width (inch) 16 V 32 V 4.69 8 4 7.81 8 4 Depth (inch) Ship Weight lbs (kg) Design Style Elec Conn 4 6 (2.73) 2 2 4 8 (3.64) 2 2 Non-Encapsulated - 50/60 Hz, Single Phase 0.15 HS20B150 9.38 0.25 HS20B250 15.6 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 HS20F1B 62.5 31.2 10 6 5 28 (12.73) 3 2 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 HS20F7.5A 468 234 17 14 9 135 (61.36) 4 2 1 1.5 7.5 Note: Weights and dimensions may change and should not be used for construction purposes. Visit our website at www.solaheviduty.com or contact Technical Services at (800) 377-4384 with any questions. 215 7 Buck-Boost Transformers Specification Tables - continued Group 3 - 240 x 480 Volt Primary, 24/48 Volt Secondary KVA E77014 Maximum Secondary Amperage Catalog Number 24 V 48 V Height (inch) Width (inch) Depth (inch) Ship Weight (lbs) Design Style Elec Conn Non-Encapsulated - 50/60 Hz, Single Phase 0.15 HS22B150 6.25 3.13 8 4 3 5 2 3 0.25 HS22B250 10.4 5.2 8 4 3 8 2 3 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 HS22F1B 41.6 20.8 10 6 5 28 3 3 HS22F1.5A 62.5 31.2 12 10 7 38 4 3 1 1.5 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 HS22F7.5A 312 156 17 14 9 135 4 3 7.5 Electrical Connections for Low Voltage Applications 120 X 240 Volt Primary, 12/24 Volt Secondary Taps: None 1 = Earth Ground 120 X 240 Volt Primary, 16/32 Volt Secondary Taps: None 2 240 X 480 Volt Primary, 24/48 Volt Secondary Taps: None H1 H3 H2 H4 H1 H3 H2 H4 H1 H3 H2 H4 X1 X3 X2 X4 X1 X3 X2 X4 X1 X3 X2 X4 Primary Voltage Interconnect Connect Lines To Primary Voltage Interconnect Connect Lines To Primary Voltage 240 H2 to H3 H1 & H4 240 H2 to H3 H1 & H4 120 H1 to H3 H2 to H4 H1 & H4 120 H1 to H3 H2 to H4 Secondary Voltage Interconnect Connect Lines To Secondary Voltage 24 X2 to X3 X1 & X4 12-0-12 X2 to X3 X2 to 12 X1 to X3 X2 to X4 HS19 and S19 Series 216 3 Interconnect Connect Lines To 480 H2 to H3 H1 & H4 H1 & H4 240 H1 to H3 H2 to H4 H1 & H4 Interconnect Connect Lines To Secondary Voltage Interconnect Connect Lines To 32 X2 to X3 X1 & X4 48 X2 to X3 X1 & X4 X1-X2-X4 16-0-16 X2 to X3 X2 to X1-X2-X4 24-0-24 X2 to X3 X2 to X1-X2-X4 X1 & X4 16 X1 to X3 X2 to X4 X1 & X4 24 X1 to X3 X2 to X4 X1 & X4 HS20 and S20 Series Visit our website at www.solaheviduty.com or contact Technical Services at (800) 377-4384 with any questions. HS22 and S22 Series