VAMP 221
Arc protection system
Operation and configuration instructions
VAMP Ltd
48
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VM221.EN013
Table 4.3-1 Example of testing protocol
Descriptions:
1.
Information available on the unit’s name plate.
2.
Read the activation of the BI/O channel from the central
unit’s display.
3.
Read the I/O unit’s address from the address selection
switches.
4.
Read the address of the activated indicator channel from
the display of the central unit.
5.
Current value exceeds the I> setting? ( Y / N)
6.
Light information activated L>? ( Y / N)
7.
Trip verified either from relay output contacts or breaker
operation.
8.
Selectivity checked though cross-testing.
N am e of station:
Sw itchgear:
D ate of com m isioning
Com issioners:
Standards used:
VA M P 221 serial num ber
(1
L ight Current
D oes the unit
recieves B IO -
m essage from
other unit (2
Y /N
Y/N
Sensor
channel
Sensor
channel
status
Y/N (4
C urrent
Y/N (5
Light
Y/N (6
T ripping
ensured
Y/N (7
Address of
1
I/O unit (3
2
Selectivity of
3
tripping
4
ensured (8
5
6
7
8
9
10
T ripping from
current and
Y/N