Energy Storage Safepos Energy-Pack (Option) - Burkert 3323 Operating Instructions Manual

7.1.2 Functional diagram
position signal
Fig. 7: Functional diagram
7.2

Energy storage SAFEPOS energy-pack (option)

The device can also be equipped with the energy storage system (SAFEPOS energy-pack). In the event of a
supply voltage failure, the energy storage system supplies the actuator with the energy required to move the
valve to the safety position.
The safety position is set using the DIP switch.
After a maximum of 120 seconds (depending on operating conditions), the energy storage is fully charged
and ready for operation.
7.2.1 Service life
Service life: up to 15 years (depending on operating conditions).
The service life of 5 years was calculated based on the following conditions:
Ambient temperature
Medium temperature
Duty cycle
Medium pressure
Nominal diameter
22
External
Actual
position
Motor
Position
sensor
Valve
(actuator)
30 °C (AG2) / 65 °C (AG3)
165 °C
100%
5 bar
DN32 (AG2) / DN65 (AG3)
English
Controller
Gear
Type 3323, 3324, 3325
Control electronics
2 signals for the end
positions