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A typical Catalog Number is shown below with i ts elements explained:
Catalog Number Identification
Typical D–design Series 200 ATS catalog no. for a solid neutral, 3 pole, 100 amp, 400 V, open type:
200
A 3 100 J 5X
Phase Poles
Neutral
A –solid
C – overlapping
Amperes Voltage Controller
B – switching
5X –if
accessories
ordered
5 –standard
3 –threeØ
2 –singleØ
D 220
C 208
E 230
K 415
M 460
J 400
L 440
N 480
G 277
F 240
H 380
30
blank – none
70
design
prefix
letter
D
100
150
200 *
230 *
* 200 & 230 A are limited to 480 volts