Busch-Jaeger Busch-easycare 1518 USV Manual page 32

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Busch-easycare
6.1.4 Commissioning
1. Activate the UPS function at control terminals x + y (3).
The device is activated for UPS operation at control terminals "x" and "y" (3).
» To activate the UPS function, attach the 7-pole terminal (2) provided together
with the insertable jumper (3), or close control terminals "x" and "y" using a
potential-free normally open contact.
- The UPS function is now activated. Note: The UPS function is not ready until
the mains voltage has been switched on at least once. The current through
the insertable jumper is approximately 1 mA in this case.
2. Switch on the mains voltage.
Once all the connections have been established as described and the UPS func-
tion has been activated, switch on the mains voltage:
» Switch on the mains voltage.
- A voltage of 24 V DC is at the connections. The green "Output +24V DC"
LED (1) lights up when there is voltage at the output.
- The uninterruptible power supply is in operation.
3. Test the UPS function.
The UPS function is ready when the mains voltage has been switched on at least
once. Perform a functional test:
» Switch off the mains voltage.
- The connected nurse call system is supplied by the batteries until the mains
voltage is switched on or until the total discharge protection disconnection
function is activated.
- The green "Output +24V DC" LED (1) lights up.
» Switch the mains voltage back on.
Technical manual 0073-1-8701
Connections and commissioning
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