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20A
User manual
socomec 20A User Manual
Intelligent transfer switch; it-switch (models b & e)
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Contents
Table of Contents
Troubleshooting
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Table of Contents
Table of Contents
1 Purpose of the It-Switch
2 It-Switch Arrangement
Summary Table of the Various Functions Available on Models S, Bande
Fixed 19" Rack Version (Models Sor B)
Hot-Swap 19" Rack Version (Model E)
3 Main Features
Connection Means on the Rear Face
4 Precautions Upon Receipt
5 General Recommendations for Installation
6 Assembling Models "S", "B" or "E" in a Standard 19" Cabinet
7 Safety
8 Rear Panel of the Fixed It-Switch (Models S or B)
9 Rear Panel of the Hot-Swap It-Switch (Model E)
Rear Panel Equipped with Sockets 16 Aof Iec320 Type
Rear View with Terminals (It Switch 16A & 20A)
Details of Connection Terminal
10 External Communication Links
Remote Transfer through Potential-Free Contacts
Remote Transfer through Serial Link
11 Operating Principle
12 Control Panel
Description of States and Alarms
Key Controls
Operation Explanations
13 Commissionning - Operation
Preliminary Checks
Safety - Reminders
Preliminary Conditions
Load Supply
Changing the Source Priority ( Models S, Band E)
Load Disconnection
Transfer to Manual Bypass (It-Switch Model E)
Seamless Replacement of the Electronic Rack (It-Switch Model E)
14 Description of the Various States
Transfer Impossible
Imminent Shutdown
15 General Alarm
16 Difficulties During Commissioning
17 Maintenance
18 Trouble Shooting
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®
IT-SWITCH
16A & 20A
IT-SWITCH (models B & E) - 16A & 20A
INTELLIGENT TRANSFER SWITCH
16A AND 20A
USER'S GUIDE
UPS/NTA GB/ITS16.F
31/05/2010
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