Mitsubishi Electric MELSERVO-JE MR-JE-70A Instruction Manual page 220

7. SPECIAL ADJUSTMENT FUNCTIONS
(b) When the bus voltage does not decrease lower than 158 V DC within the instantaneous power
failure time
The operation continues without alarming.
Power supply
Bus voltage
Undervoltage level
(158 V DC)
ALM
(Malfunction)
WNG
(Warning)
MTTR
(During tough drive)
MBR
(Electromagnetic
brake interlock)
Base circuit
Instantaneous power failure time
ON
OFF
[Pr. PF25]
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
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