Specifications

48
Transformer Units
Control and Lighting Transformers without Disconnecting Means (XFMR) - Bulletin 2195
Control and Lighting Transformers with Fusible Disconnect Switch (XFMR) - Bulletin 2196
Control and Lighting Transformers with Circuit Breaker (XFMR) - Bulletin 2197
The transformer units are available with ratings from 0.5…50 kVA for single-phase and 10…45 kVA for three-phase.
Secondary fuses are provided with each transformer unit. Factory installed primary fusing is optional on the Bulletin 2196
transformer unit.
Control and Lighting Transformer Unit (XFMR)
Rating kVA Recommended Primary Protection
(Amperes)
Bulletin
2195
Space
Factor
(8)
(8) Adding options may increase the space factor of the unit
Bulletin
2196
Space
Factor
(8)
Bulletin
2196Z
Space
Factor
(8)
Bulletin
2197
Space
Factor
(8)
Bulletin
2197Z
Space
Factor
(8)
240V 480V 600V
SINGLE PHASE—120 Volt secondary with one secondary fuse
0.5
15
(1)
(1) 30 A fuse clip rating for Bulletin 2196 and 2196Z
15
(1)
15
(1)
1.0 1.0 — 1.0 —
0.75
1
1.5 1.5 1.5
1.6
2.0 2.0 2.0
2
3 (1.5)
1.5 2.5 2.0 2.5 2.0
5 (2.5) — —
SINGLE PHASE—120/240 Volt secondary with two secondary fuses
Transformer secondary wired and protected for 240V phase to phase/120V phase to center tap neutral.
5 (2.5) 30
15
(1)
— 1.5 2.5 2.0 2.5 2.0
7.5 (3.7)
40
(2)
(2) 60 A fuse clip rating for Bulletin 2196 not available for Bulletin 2196Z
20
(1)
20
(1)
10 (5)
50
(2)
30
20
(1)
15 (7.5) 70
40
(4)
(4) 60 A fuse clip rating for Bulletin 2196
30
(4)
2.0 3.0 — 3.0 2.5
25 (12.5) 125
70
(4)
60
37.5 (18.5) 200 100
70
(6)
(6) 100 A fuse clip rating for Bulletin 2196
2.0 , 20” D 3.5, 20” D 3.0, 20” D 2.5, 20” D
50 (25)
300
(3)
(3) Not available for Bulletin 2196, 2197 and 2197Z
150
(5)
(5) 200 A fuse clip rating for Bulletin 2196
100
THREE PHASE—120/208 Volt secondary with three secondary fuses
Transformer secondary wired and protected for 208V phase to phase/120V phase to WYE neutral.
10 (5) —
20
(1)
15
(1)
2.0 3.0 2.5 3.0 2.5
15 (7.5) —
20
(1)
15
(1)(7)
(7) 20 A circuit breaker rating for Bulletin 2197 and 2197Z
25 (12.5) —
40
(4)
30
(4)
—
30 (15) —
50
(4)
40
(4)
37.5 (18.5) — 60
50
(4)
2.0 , 20” D 3.0, 20” D 3.0, 20” D 2.5, 20” D
45 (22.5) —
70
(6)
60