CPR3 Relay - rev.1
DATE: 11/06/13 Pag. 3 of 3
Testing steps (view also the manual of testing kit for correctly setting up the device):
1. Connect the testing device to cock / ball-valve located at ground level
2. Open the cock / ball-valve
3. Open clock-wise the grey handle to release the gas into the tubing and await until the alarm
contact operates
4. Close the cock / ball-valve and remove the testing device
5.
IMPORTANT:
At the end of the test release the gas inside the CPR3 to reset the contact.
To do this operation cover the cock / ball-valve at ground with a cloth (to avoid oil spraying)
open it acting the side handle awaiting until oil leaks off. After the oil spurges off the cock /
ball-valve close the handle.
MAINTENANCE
The protective relay CPR3 does not need periodic maintenance; however it is suggested to check
on a regular basis the contact operation and the free movement of float; this test can be easily
made by pushing down the test button pos.3.
DISPOSAL
Disposal of all parts shall be made according to local environmental and waste management
regulations.
./. attachment drawing no.3678
