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B u c k - B o o s t T r a n s f o r m e r s
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LOW VOLTAGE LIGHTING WIRING DIAGRAMS
240 X 480 PRIMARY VOLTS — 24/48 SECONDARY VOLTS — 60 Hz (CONT.)
Catalog Number
Insulating
Transformer Rating
Secondary Maximum
Current Output
24 V 48 V
Height
(Inches)(Cm.)
Width
(Inches)(Cm.)
Depth
(Inches)(Cm.)
Weight
(Lbs.)(Kg.)
Dimensional
Drawings
T137922 2.00 kVA 83.20 41.60 13.0 (33.0) 5.5 (14.0) 5.1 (13.0) 38 (17.2) B
T137923 3.00 kVA 125.00 62.50 11.5 (29.2) 10.3 (26.2) 7.1 (18.1) 55 (24.9) C
T137924 5.00 kVA 208.00 104.00 14.3 (36.5) 10.3 (26.2) 7.1 (18.1) 75 (34.0) C
T243570 7.50 kVA 312.00 156.00 20.8 (52.9) 11.1 (28.2) 10.8 (27.5) 135 (61.2) D
T243571 10.00 kVA 416.00 208.00 20.8 (52.9) 11.7 (29.8) 11.5 (29.4) 160 (72.6) D
K L M N
H4
H1
H3
H2
X1 X2 X3 X4 X1 X2 X3 X4
H4
H1
H3
H2
X1 X2 X3 X4
H4 H1 H3 H2
X1 X2 X3 X4
H4 H1 H3 H2
Units Rated 120 x 240 V Input: 12/24 V Output
Input Output Connection
Diagram
120 12 K
120 24 L
240 12 M
240 24 N
Units Rated 120 x 240 V Input: 16/32 V Output
Input Output Connection
Diagram
120 16 K
120 32 L
240 16 M
240 32 N
Units Rated 240 x 480 V Input: 24/48 V Output
Input Output
Connection
Diagram
240 24 K
240 48 L
480 24 M
480 48 N
Number of Leads per Termination
H1 H2 H3 H4 X1 X2 X3 X4
T213078 1 1 1 1 2 2 2 2
T213079 1 1 1 1 2 2 2 2
T243571 1 1 1 1 2 2 2 2
T211688 1 1 1 1 2 2 2 2
T211689 1 1 1 1 2 2 2 2
240 X 480 PRIMARY VOLTS — 24/48 SECONDARY VOLTS — 60 Hz NEMA 4X
Catalog Number Insulating
Transformer Rating
Secondary Maximum
Current Output
24 V 48 V
Height
(Inches)(Cm.)
Width
(Inches)(Cm.)
Depth
(Inches)(Cm.)
Weight
(Lbs.)(Kg.)
Dimensional
Drawings
B1250V0300X 0.25 kVA 10.40 5.20 8.7 (22.0) 4.1 (10.4) 3.9 (9.9) 10 (4.5) J
B1500V0300X 0.50 kVA 20.80 10.40 9.7 (24.6) 4.7 (12.0) 4.5 (11.4) 15 (6.8) J
B1750V0300X 0.75 kVA 31.20 15.60 9.7 (24.6) 4.7 (12.0) 4.5 (11.4) 19 (8.6) J
B1001K0300X 1.00 kVA 41.60 20.80 12.5 (31.7) 5.5 (13.9) 5.1 (13.0) 24 (10.9) J
B1105K0300X 1.50 kVA 62.40 31.20 12.5 (31.7) 5.5 (13.9) 5.1 (13.0) 30 (13.6) J
B1002K0300X 2.00 kVA 83.20 41.60 12.5 (31.7) 5.5 (13.9) 5.1 (13.0) 38 (17.2) J
B1003K0300X 3.00 kVA 125.00 62.50 14.0 (35.5) 10.3 (26.1) 7.1 (18.1) 55 (24.9) J
B1005K0300X 5.00 kVA 208.00 104.0 14.0 (35.5) 10.3 (26.1) 7.1 (18.1) 75 (34.0) J
B1007K0300X 7.50 kVA 312.00 156.0 21.1 (53.8) 13.5 (34.2) 10.8 (27.5) 135 (61.2) J
B1010K0300X 10.00 kVA 416.00 208.00 21.1 (53.8) 13.5 (34.2) 10.8 (27.5) 160 (72.6) J
Dimensional Drawings page 136.