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Namepl ate
The Transfer Switch nameplate includes data for
each specific ASCO Series 300 ATS. Use the ATS
only within the limits shown on this nameplate.
Catalog Number Identification
A typical Catalog N umber is shown below with its
elements explained. The example is for a G–design
Series 300 ATS with switched neutral, 3 pole, 2000
amp, 480 V, in a Type 1 enclosure:
G300 3 2000 N 1 C
Phase Poles
Neutral
C – overlapping
Amperes Voltage Controller Enclosure
B –switched
1 –standard
G –type4 *
C –type1
F –type3R
L –type12 *
3 –threeØ
2 –singleØ
D 220
C 208
E 230
K 415
M 460
J 400
L 440
N 480
F 240
H 380
Q 575
P 550
R 600
2000
1600
1000
1200
blank – solid
blank – open type
* type 4 & 12 enclosures are available
only for 1000, 1200, & 1600 amp. sizes
1X –if
accessories
ordered
3000
2600
terminal b l ock T B for
engine start and switch
position contacts
Transfer
Switch
Controller
power
connections
power
connections
membrane
controls
2000 amp. size in typical enclosure with location of customer connections
neutral
connections
neutral
connections