Firmware and Service Manual P54x/EN VH/La4
Version History
MiCOM P543, P544, P545 & P546
(
VH) 16-39
H
Relay type: P54x …
Software
Version
Major Minor
Hardware
Suffix
Original
Date of Issue
Description of Changes
S1
Compatibility
Technical
Documentation
52
D K Dec 2007
Release of P543, P544, P545 & P546 with distance protection
based on 52C.
Fixed a number of 61850/Goose problems
Fixed a problem in P547 related o the transient starters
Fixed the max prop alarm
Corrected some DDB German text
Fixed a problem with week infeed inhibit
Fixed a SOTF problem when there is a short duration pre-fault
Fixed a primary scaling issue relating to Zone 5 & 6
Patch for V2.14
P54x_EN_MJ74
+ addendum
P54x_EN_AD_J84
52
E K May 2008
Release of P543, P544, P545 & P546 with distance protection
based on 52D.
Fixed a number of 61850 problems
Improved co-processor error reporting
Fix to Blocking scheme
Fixed Inhibit CB Fail Protection in P544/6
Patch for V2.14
P54x_EN_MJ74
+ addendum
P54x_EN_AD_J84
52
F K
Not released to production. Based on 52E.
Correction to autoreclose operation for switch on to fault
condition
Prevented CB Operating Time displaying 4.295Ms
Bug fixes
Patch for V2.14
P54x_EN_MJ74
+ addendum
P54x_EN_AD_J84
52
G K Oct 2008
Release of P543, P544, P545 & P546 with distance protection
based on 52F.
Correction to the distance cross polarising when the memory
expires
Patch for V2.14
P54x_EN_MJ74
+ addendum
P54x_EN_AD_J84
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