i Catalog Number |
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Catalog Number Identification
A typical Catalog Number is shown below with its elements explained. The example is for a 7000 Series Automatic Transfer Switch, class A interrupting rating, automatic,
Fixed elements
Catalog Number
Variable elements
Product Series |
| Device Type |
| |
7 = 7000 |
|
| M = dual CB transfer |
|
|
|
| T M 0 | |
|
|
| ||
A 7 A | ||||
| Poles |
|
| Controller |
|
| 3 = 3 pole |
|
| 5 = Group 5 |
|
3 1200 | 6 5 X C | ||||
Interrupting |
| Operation |
| Transition |
| Construction |
Rating |
| Type |
| Type |
| T = Transfer |
A = 25 kAIC |
| A = Automatic |
| blank = Open |
| |
B = 40 kAIC |
| N = |
| C = Closed |
| L = Soft load |
C = 50 kAIC |
|
|
| D = Delayed |
| transfer |
D = 16 kAIC |
|
|
| S = Soft load |
| U = Service |
|
|
|
|
|
| entrance (Normal) |
NOTE |
|
|
|
|
| G = Service |
Interrupting rating A (25 kAIC) |
|
|
| entrance (Emerg) | ||
is not available for voltage |
|
|
| P = Service | ||
ratings below 5 kV. |
|
|
| entrance (N & E) | ||
Neutral
Type
0 = None
A = Solid
Amperes
1200
2000
3000
Voltage
T = 2.4 kV
U = 4.16 kV
V = 11 kV
W = 12.47 kV
X = 13.2 kV
Z = 14.4 kV
3 = 3.3 kV
6 = 6.6 kV
7 = 7.2 kV
8 = 10 kV
9 = 13.8 kV
O = Other
Accessories |
| Enclosure |
X = yes |
| Type |
Z = special |
| C = 1 |
|
| M = 3R |
|
| (secure) |
Transfer Switch | Controls |
(CB SECTION) | (CONTROL SECTION) |
Voltage transformer
Transfer control & lights
Controller
Transfer Switch control
Customer terminal block
Voltage transformer
Typical 7000 Series MV ATS with location of major components (1200 amp shown)
