Emerson 7000 Manuel D’Utilisation

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Operator’s 
Manual
         7000 Series Medium-Voltage 
Automatic Transfer Switches
4.76, 15.0, 27 kV;  1200, 2000, 3000 ampere
50 Hanover Rd., Florham Park, NJ 07928 USA 
For sales or service call 800-800-2726 (ASCO) www.ascopower.com 
381333-395
 
 
 
DANGER is used in this manual to warn of a 
hazard situation which, if not avoided, will result in 
death or serious injury. 
 
 
 
 
 
WARNING is used in this manual to warn of a 
hazardous situation which, if not avoided, could 
result death or serious injury. 
 
 
 
CAUTION is used in this manual to warn of a 
hazardous situation which, if not avoided, could 
result in minor or moderate injury. 
 
Typical 7000 Series MV ATS, 1200 A 
 
 
 
ASCO 7000 Series Medium-Voltage Automatic Transfer 
Switches (ATS) are designed to ANSI C37.20.2 standard 
for metal-clad switchgear and are UL 1008A Listed. 
 
Nameplate and Rating Label 
The nameplate includes data for each specific automatic 
transfer switch.  Use the ATS only within the limits 
shown on this nameplate.  Each ATS has a rating label to 
define the loads, interrupting, short-time, and close & 
latch ratings. Refer to the label for specific values. 
 
 
 
 
Do not exceed the values on the rating label. 
Exceeding the rating can cause personal injury or 
serious equipment damage. 
 
 
Refer to the Group 5 Controller User’s Guide 
381333-126
 for ATS status display messages, time 
delays, pickup & dropout settings, & adjustments.
Catalog No., major components view ...............i
 
INSTALLATION 
Mounting, Connections ................................ 1-1
 
OPERATION 
Energizing ATS after Installation.................. 2-1
Controller, Lock-out relay (optional)............. 2-2
Transfer Test ATS, ACTS, ADTS ..2-3, 2-4, 2-5
 
TROUBLESHOOTING 
ATS, ACTS, ADTS .........................3-1, 3-2, 3-3
 
INDEX ...............................................back page
Table of Contents 
Refer to the outline and wiring drawings provided 
with your 7000 Series ATS for all installation and 
connection details and accessories. 
    DANGER 
 
 
 
 
!
      WARNING 
 
 
 
 
!
      CAUTION 
 
 
 
 
!
     WARNING 
 
 
!
This equipment is designed for use with dangerous 
levels of power from multiple sources.  Additionally, 
voltage transformers and standby control power 
sources (i.e. station battery system, UPS) included in 
the equipment must be disconnected when servicing 
this equipment.  Persons installing, servicing, and 
operating this equipment must be trained, licensed 
appropriately, and familiar with medium voltage 
electrical power equipment and adhere to required 
apparel, protection, tools, controls, and procedures.