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Maximum field flash time, Voltage matching, On-line overexcitation limiting – Basler Electric DECS-250N User Manual

Page 331: High current level, Medium current level, Low current level, Off-line overexcitation limiting, Sequence of events recording (ser)2

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9440500990 Rev D

315

DECS-250N

Specifications

Maximum Field Flash Time

Range ............................................... 1 to 50 s
Increment ......................................... 1 s

Voltage Matching

Accuracy........................................... Generator rms voltage is matched with the bus rms voltage to within

±0.5% of the generator voltage.

On-Line Overexcitation Limiting

High Current Level

Pickup
Range ............................................... 0 to 40 Adc
Increment ......................................... 0.1 Adc

Time
Range ............................................... 0 to 10 s
Increment ......................................... 1 s

Medium Current Level

Pickup
Range ............................................... 0 to 30 Adc
Increment ......................................... 0.1 Adc

Time
Range ............................................... 0 to 120 s
Increment ......................................... 1 s

Low Current Level

Pickup
Range ............................................... 0 to 20 Adc
Increment ......................................... 0.1 Adc

Off-Line Overexcitation Limiting

High Current Level

Pickup Range ................................... 0 to 40 Adc
Pickup Range Increment .................. 0.1 Adc
Time Delay Range ........................... 0 to 10 s
Time Delay Increment ...................... 1 s

Low Current Level

Pickup Range ................................... 0 to 20 Adc
Pickup Increment ............................. 0.1 Adc

Sequence of Events Recording (SER)2

Over 1,000 records are stored in nonvolatile memory (retrievable via BESTCOMSPlus

®

). The SER can be

triggered by: Input/Output status changes, system operating status changes, or alarm annunciations.

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