hager HIC4 Series, Руководство по эксплуатации

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64
Troubleshooting Guide
State Action
Electrical operation
is not working
• Verify voltage applied on terminals 101/102
and 201/202 is 220-240 Vac ±20%
• Verify selector mode position is on AUTO (Automatic)
Manual operation using
handle is not
• Verify selector mode position is on Man (Manual)
to allow handle introduction
• Verify product is not padlocked
• Verify handle rotation direction is correct
• Apply enough progressive power on the on the handle to allow movement
A/M selector does not allow AUT
position
• Verify handle is removed from housing
• Verify product is not padlocked
• Verify type of key used
Product is faulty (fault is active) • Disconnect power supply to try to reset the fault
(terminals 101-102, and 201-202)
Impossible to padlock the product
• Verify active mode (manual)
• Verify handle is removed from housing
• Verify changeover switch position is 0
Source available led is never active
when available
• Press test lamp to verify led is operational
• Verify nominal preset values (voltage and frequency)
• Verify voltage and frequency thresholds
The changeover switch does not
transferafter loss of main
• Verify A/M selector is on AUTO position
• Verify emergency source is available (ex: genset is started)
• Verify voltage applied on terminals 101/102 and 201/202
is 220-240Vac ±20%
Test on load and off load can
not be activated from keypad
• Verify password to access test (4000)
• Verify A/M selector is on AUTO position
The changeover switchdoes not
retransfer after main's return
• Verify MRT is counted down
• Verify A/M selector is on AUTO position
• Verify manual retransfer feature is not active
(press validation to allow retransfer)
Retransfer has been realised but
emergency source in still running
(did not stop)
• Verfiy CDT is counted down
• Verify start Gen output relay command,
terminals 73-74 (disconnect connector if required)
Electrical operation not according
to commands
• Verify Sce parameter configuration (source 1 or 2).
If Sce =I, command 1 will close switch I.
If Sce =II, command 1 will close switch II
Electrical operation not according
to remote external commands
• Verify control logic (impulse or contactor mode)
• Verify external command are not inhibited (terminals 313 and 317)