Basler DECS-250 User Manual

9440300990 v
DECS-250 Revision History
Revision History
A historical summary of the changes made to this instruction manual is provided below. Revisions are
listed in reverse chronological order.
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Instruction Manual Revision History
Manual
Revision and Date
Change
S, Jan-20
• Added support for BESTCOMSPlus version 4.01.00.
• Removed Rev Letter from all pages
• Changed sequential numbering to sectional numbering
• Moved Instruction Manual Revision History into Preface
• Removed standalone Revision History chapter
• Added pre-position traverse rate settings.
• Corrected field overcurrent reset equation.
• Added description for Phase Rotation Mismatch alarm.
• Clarified that three-phase current sensing is required for PSS.
• Added Gen to Bus PT Match Level equation.
• Changed “Generator” to “Machine” in Figures 19-1, 19-2, and 19-3.
• Minor text edits throughout manual
R, Apr-19
• Added support for firmware version 1.06.00 and BESTCOMSPlus
version 3.21.00
• Added drawings for Analog Inputs – Current Input Connections in the
Analog Expansion Module chapter
•
Minor text edits throughout manual
Q
• This revision letter not used
P, Nov-18
• Added California Proposition 65 warning statement
• Clarified power system stabilizer type
O
•
This revision letter not used
N, Jun-18
• Added Configuration Mismatch Delay setting in Regulation chapter.
• Corrected caution box in Power Inputs chapter.
• Added UL, Class I, Div. 2 for AEM-2020 and CEM-2020.
• Improved description of CEM-2020 output contact ratings.
• Added caution statement about using the 40Q function with a rated
PF of 1.0.
• Removed Table 4. Lead/Lag labels remain the same in generator
and motor modes.
• Corrected description of settings under Frequency Correction section
in Synchronizer chapter.
• Corrected V/Hz Limiter description and Figure 55 (Typical 1.1 pu
Volts per Hertz Limiter Curve) in Limiters chapter.
• Corrected UEL, Real Power Exponent setting range in Limiters
chapter.
• Added notes in Typical Connections chapter about the terminating
resistor requirement for CAN terminals.
M, May-18
• Maintenance release
L, Sept-17
• Added support for BESTCOMSPlus version 3.17.01.

Basler DECS-250 Specifications

General

Brand	Basler
Model	DECS-250
Category	Control Systems
Language	English