Siemens NXAIR - Page 271

Verifying safe isolation from supply
110-0134.9 / 14 NXAIR / ≤ 40 kA 271
Indications VOIS+, VOIS-R+, CAPDIS-S1+ / CAPDIS-S2+
Indication:
VOIS+,
VOIS-R+
CAPDIS-S1+
CAPDIS-S2+
L1
L2
L3
L1
L2
L3
L1
L2
L3
A0
Operational high-voltage not present
A1
Operational high-voltage present
A2
• Operational high-voltage not
present
• Auxiliary voltage not available
(only CAPDIS-S2+)
A3
Failure in phase L1,
operational high-voltage at L2 and L3
A4
─
Voltage (not operatinal high-voltage)
present
A5
─
Indication: "Test" passed
(lights up shortly)
A6
─
Indication: "Test" not passed
(lights up shortly)
A7
─
Overvoltage present
(lights up permanently)
A8
─
─
Indication:
"ERROR" for example in case of
disconnected auxiliary voltage
Fig. 496: Indications VOIS+, VOIS-R+, CAPDIS-S1+/-S2+
Features VOIS+, VOIS-R+, CAPDIS-S1+ / CAPDIS-S2+
VOIS+, VOIS-R+
CAPDIS-S1+ / CAPDIS-S2+
Integrated display, without auxiliary power
Integrated display, without auxiliary power
Maintenance-free, repeat test required
Maintenance-free
Degree of protection IP54
Degree of protection IP54
With integrated 3-phase test socket for phase
comparison
With integrated 3-phase test socket for phase
comparison
─
With signal-lead test
─
Integrated repeat test of the interfaces