Bender VMD4105-D-2 B93010045 数据表
产品代码
B93010045
Function
15
3.2.3
Manual self test
The self test cannot be started unless the power generation system has been
started by the VMD460-NA (both alarm LEDs off) and the contact monitoring
is installed and activated.
Start of the manual self test:
started by the VMD460-NA (both alarm LEDs off) and the contact monitoring
is installed and activated.
Start of the manual self test:
1. Press the test button in the standard display (> 1.5 s) or
2. select "TEST" from the menu display
2. select "TEST" from the menu display
The alarm relays K1 and K2 switch during the self test and open resp. close the
contacts 11/12/14 and 21/22/24.
The self test continues to run until the defined disconnection time t
contacts 11/12/14 and 21/22/24.
The self test continues to run until the defined disconnection time t
off
at
undervoltage condition has elapsed.
During the self test, the times are measured until the switching command for
the coupling switches (t
the coupling switches (t
off (DEVICE)
) is activated or until the coupling switches
(t
off (TOTAL)
) trip. These periods are automatically indicated by alarm displays
for the measuring channels 15 (t
off (TOTAL)
) and 16 (t
off (DEVICE)
). They are also
available in the "Alarm/meas. value" menu.
3.2.4
Remote-Trip (RTG / RT1)
The activation of this function is optional and can be used to separate the
power generation system from the supply network remotely via an external
contact. After activating the remote control, the coupling switch will be
switched after ≤ 50 ms.
power generation system from the supply network remotely via an external
contact. After activating the remote control, the coupling switch will be
switched after ≤ 50 ms.
This function can be deactivated in the "Settings / General / Remote Trip = off"
menu, if not required.
menu, if not required.
Both coupling switches are switched off during the self
test.
test.