ABB Zenith ZTG 30 Operation, Maintenance And Installation Manual page 49

Automatic transfer switches
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Settings
Standard I/O Settings (continued)
O 01 (continued)
Function (continued)
Contact
type
Modules (See Chapter 5, Electronic accessories)
System
RESET to Factory Setting
Date
1)
Time
1)
Language
New Password
Temperature Unit
Clock Format
Display Contrast
RTC capacitor must be charged before inserting Date/Time. RTC capacitor is charged from source voltage (not AUX)
1)
and takes about 10 minutes. RTC capacitor keeps the date/time saved for 48 h in case of no source voltage available.
Pre-transfer Signal
Signal is activated and transfer is delayed according
to pre-transfer delay. Signal is kept activated
according to post-transfer delay after transfer.
Source 1 Available
No anomalies in S1 voltage supply.
Source 2 Available
No anomalies in S2 voltage supply.
Load Shed 1
Used for shedding non-essential loads before
transferring to non-priority source. Signal is
activated before transferring to non-priority source
according to load shed delay and kept activated until
load is transferred back to priority source.
Elevator pre-signal
Signal is activated and transfer is delayed according
to Elevator pre-signal delay. Signal is kept activated
according to Elevator post-signal delay after
transfer.
NC
Active open.
NO*
Active closed.
Restore default parameter values.
Month day, year
Hours:Minutes
English*
Italian
French
German
Spanish
Russian
Chinese
Five digits
Celsius*
Fahrenheit
24 h*
12 h
10 - 100% (30 %*)
49
*Default

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