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2.3 Zenith ZTX series features
Feature comparison ZTX controls (DIP)
Lamp
test
l
ON
Off
load
test
ll
ON
Auto
Alarm reset
On
load
test
Bypass
time
delay
Dropout ∆U / ∆f
Manual
retransfer
Generator
stop delay
4 min
30 s
∆U 5% / ∆f 5%
∆U 10% / ∆f 5%
∆U 15% / ∆f 10%
∆U 20% / ∆f 10%
0
1
2
3
4
5
10
15
20
30
S1 Failure
delay
[s]
S1 Return
delay
[min]
On
Off
Auto
config
Start
Ok
Priority
No priority
Source 1
In-phase
monitor
Off
On
AUTO
!
S1 S2
LOAD
l
ll
Ampere sizes available UL: 30-1200 A
Rated voltage 200-480 Vac
Rated frequency 50 / 60 Hz
Phase system Single and Three
Number of poles 2, 3 and 4
Neutral configuration
Switched Yes
Product type
Open transition (I-II) Yes
Voltage and frequency settings
Pick up Voltage Source 1 Fixed 2% above drop out
Drop out Voltage Source 1 +/-5, 10, 15, 20 %
Pick up Voltage Source 2 Fixed 2% above drop out
Drop out Voltage Source 2 +/-5, 10, 15, 20 %
Pick up Frequency Source 1 Fixed 1% above drop out
Drop out Frequency Source 1 +/-5, 10 %
Pick up Frequency Source 2 Fixed 1% above drop out
Drop out Frequency Source 2 +/-5, 10 %
Time delay settings
Override momentary Source 1 Outage, sec 0, 1, 2, 3, 4, 5, 10, 15, 20, 30
Transfer from source 1 to source 2, sec 2 (0-3600 via Ekip Connect)
Override momentary Source 2 Outage, sec 1,5 (0-60 via Ekip Connect)
Transfer from source 2 to source 1, min 0, 1, 2, 3, 4, 5, 10, 15, 20, 30
Generator stop delay, min 30 secs or 4 mins
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