Table 11: LEDs configured on LHMI LED page 1
LED No LED color Description
LED 1 Red Combined operate from OC
LED 2 Red Combined operate from NSOC
LED 3 Red Combined operate from EF
LED 4 Red Combined operate from VCOC
LED 5 Red Combined operate from overvoltage
LED 6 Red Combined operate from undervoltage
LED 7 Red Combined operate from underexcitation
LED 8 Red Combined operate from directional overpower
LED 9 Red Combined operate from underpower
LED 10 Red
Combined operate from over- and underfrequency
protection
LED 11 Red Combined operate from df/dt protection
LED 12 Red Operate from differential protection
LED 13 Red Backup trip from circuit-breaker protection function
LED 14 Red Retrip from circuit-breaker protection function
LED 15 Red Operate from thermal overload
Table 12: LEDs configured on LHMI LED page 2
LED No
LED color Description
LED 1 Yellow Combined start from OC
LED 2 Yellow Combined start from NSOC
LED 3 Yellow Combined start from EF
LED 4 Yellow Combined start from VCOC
LED 5 Yellow Combined start from overvoltage
LED 6 Yellow Combined start from undervoltage
LED 7 Yellow Combined start from underexcitation
LED 8 Yellow Combined start from directional overpower
LED 9 Yellow Combined start from underpower
LED 10 Yellow Combined start from from over- and
underfrequency protection
LED 11 Yellow Combined start from df/dt protection
LED 12 Yellow Fuse failure supervision
LED 13 Yellow Trip circuit alarm
LED 14 Yellow CB monitoring alarm
LED 15 Yellow Alarm from thermal overload
1MRS757582 C Section 3
REG630 variants
REG630 49
Application Manual
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