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Emerson 7000 Manuel D’Utilisation

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i  Catalog Number   
                                                                         381333-395
 
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, open-transition transfer, dual-
circuit breaker, 3 pole, 1200 ampere, 6.6 kV 60 Hz, in a Type 1 enclosure. 
 
 
Typical 7000 Series MV ATS with location of major components (1200 amp shown) 
A     7     A         T     M     0     3     1200     6     5     X     C 
Interrupting 
Rating 
A = 25 kAIC 
B = 40 kAIC 
C = 50 kAIC 
D = 16 kAIC 
Operation 
Type 
A = Automatic 
N = Non-auto 
Transition 
Type 
blank = Open 
C = Closed 
D = Delayed 
S = Soft load 
Construction 
T = Transfer 
(non-soft load) 
L = Soft load 
      transfer 
U = Service  
entrance (Normal)
G = Service  
entrance (Emerg) 
P = Service  
entrance (N & E) 
Fixed elements 
Catalog Number 
Variable 
elements 
Poles 
3 = 3 pole 
Controller 
5 = Group 5 
Neutral
Type 
0 = None
A = Solid
Device Type 
M = dual CB transfer
Amperes
1200 
2000 
3000 
Enclosure
Type 
C = 1 
M = 3R 
(secure) 
Accessories
X = yes 
Z = special 
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 
Product Series 
7 = 7000 
NOTE 
Interrupting rating A (25 kAIC) 
is not available for voltage 
ratings below 5 kV. 
Controller 
Customer 
terminal block 
Emergency Source 
Circuit Breaker 
Normal Source 
Circuit Breaker 
Transfer Switch 
(CB SECTION)
Controls 
(CONTROL SECTION) 
Transfer control
& lights 
Emergency source 
Breaker Control 
switch 
Normal Source 
Breaker Control 
switch 
Transfer Switch 
control 
Voltage 
transformer 
Voltage 
transformer