832-6063.0 * DESCRIPTION SIMOSEC * REVISION 02 25
Description
HR system The control panel section of the three-position switch contains:
Features of HR system
• Verification of safe isolation from supply phase by phase by insertion in each socket
pair
• Voltage indicator flashes if high voltage is present
• Measuring system and voltage indicator can be tested
• Does not require auxiliary power
8.12 Accessories
Standard accessories:
• SIMOSEC documentation (operating and installation instructions)
• Operating lever for three-position switch/ grounding switch (black grip)
Further accessories according to order documentation/purchase order (selection):
• Operating lever for three-position switch (black grip)
• Operating lever for grounding switch (red grip)
• Double-bit key
• HV HRC (current limiting) fuses
• Surge arresters
• Test fuses for mechanical simulation of the striker pin of HV HRC (current limiting)
fuses in transformer feeders
Fig. 23: Test fuse for striker pin function tests
• HR/LRM voltage indicators
• Test units to check the capacitive interface and the voltage indicators
Fig. 22: Control board section: Sockets for
capacitive voltage detection system
a
Plug-in voltage indicator (such as
Horstmann HR-ST)
s
Ground test socket
d
Capacitive test socket for L2
f
Socket cover
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