
NXZ Automatic Transfer Switch
AUTO
MANU
ON
OFF
Over
Under
Over
Under
ON
OFF
SET
GENERATOR
STOP
+
-
Ⅰ on
OFF
on Ⅱ
SET
AUTO
MANU
7
Display and Operation Interface
Description of the operation interface of controller display module
① Indication of automatic and manual operating modes;
② Indication of state setting;
③ Indication of generator start-up signal;
④ Indication of fire control linkage function start-up;
⑤ The display area of normal power state parameters shows normal supply voltage parameters with
switching delay time in the state and of operation , and shows setting items parameters in the setting
state;
⑥ The display area of alternative power state parameters shows standby alternative voltage parameters
and return delay time in the operating state and setting parameters in the setting state;
11
⑦ Setting button (press this button to enter the parameter setting menu of controller);
⑧ Select button of automatic / manual switching mode
It is used to select the automatic / manual switching mode in normal use and to save and exit in the
setting state;
⑨ Off button
In the manual control mode, if any of the two circuits of power supply is normal, press this button to
switch to the off position, while in the setting state, this button is used to set parameter decrease;
⑩ Switching button of normal power supply
In the manual control mode, if the switch is in the alternative position, press this button to switch to
the normal power supply, while in the setting state, this button is used as the page-up button of
setting items;
Switching button of alternative power supply
In the manual control mode, if the switch is in the normal position, press this button to switch to the
alternative power supply, while in the setting state, this button is used as the page-down button of
setting items;
+button
This button is used to set parameter increase in the setting state.
Ⅰ
Ⅱ
Figure 14
Display and operation interface