CHANGE NOTES
350 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL A–5
Ge n e r a l Changed features for 2.2x:
System Setup, Ground Fault, Logic Elements, Trip Counter, Transient
Recorder, VT Fuse Fail, Thermal Overload.
Ge n e r a l New features for 2.2x:
Breaker Health, CT Failure Detection, Demand, Fault Reports, Directional
Power, Testing, Positive Sequence UV, Lockout, Broken Conductor,
Second Harmonic Inhibit, Wattmetric Ground Fault.
Chapter 1 Updated Order Codes
Updated Line Diagram and Table 1-1 Protection Elements
Added Table 1-2 Other Elements
Chapter 6 Updated Common Setpoints section
Removed duplicate FUNCTION and OUTPUT RELAY descriptions,
referring instead to Common Setpoints section.
Ge n e r a l Corrections throughout
Table 5: Major Updates for 350-AK
Page Number CHANGES
Manual revision number from AJ to AK
Branding change to Grid Solutions
Chapter 1 Order codes: added Accessories list
Specifications, Data capture, updated Clock Accuracy
Specifications, Metering: added Energy Accuracy
Specifications, Power Supply:
- Changed High Range Power Supply Range to 250 VDC
- Added Fuse rating
Specifications, Control: updated Breaker Failure values
Specifications, Testing and certification:
- Added EAC certification
- Added Country of origin, Date of manufacture,
Declaration of Conformity
- Updated Dielectric voltage withstand test levels
Specifications, Environmental: added Noise specification
Chapter 2 Added table of adapter plate part numbers to Mounting section
Chapter 3 Added Upgrading the software
Updated Downloading and saving setpoints
Added Uninstalling files and clearing data
Chapter 5 Updated Quick setup - Front control panel section
Chapter 6 Updated Subnet IP Mask default value
Updated Buffer Setup default value
Updated Trigger Position default value
Updated Synchrocheck logic diagram
Chapter 7 Added General maintenance
Appendix Added Repairs
Ge n e r a l Minor corrections
Table 6: Major Updates for 350-AJ
Page Number CHANGES
Manual revision number from AH to AJ
Chapter 2 Updated RS485 Wiring diagram
Updated IRIG-B Connection diagram
Chapter 3 Updated firmware filename format
Table 4: Major Updates for 350-AL
Page Number CHANGES
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