Rockwell Automation 20D PowerFlex 700S with Phase I Control Reference Manual - Manual (Page 24)

24 Rockwell Automation Publication PFLEX-RM002D-EN-E - August 2013
Chapter 1 Detail Drive Configuration and Operation
Parameter 418 [Brake TP Sel] selects a value to monitor for diagnostics of the
dynamic brake protection. Possible selections for parameter 418 [Brake TP Sel]
are:
Parameter 419 [Brake TP Data] displays the data selected in parameter 418
[Brake TP Sel].
Cable, Control See the Wiring and Grounding Guidelines for Pulse Width Modulated (PWM)
AC Drives, publication
DRIVES-IN001 , for detailed information.
Cable, Motor Lengths See the Wiring and Grounding Guidelines for Pulse Width Modulated (PWM)
AC Drives, publication
DRIVES-IN001 , for detailed information.
Cable, Power See the Wiring and Grounding Guidelines for Pulse Width Modulated (PWM)
AC Drives, publication
DRIVES-IN001 , for detailed information.
Cable Trays and Conduit See the Wiring and Grounding Guidelines for Pulse Width Modulated (PWM)
AC Drives, publication
DRIVES-IN001 , for detailed information.
Parameter 418 [Brake TP Sel]
Setting Description
0 - “Zero” Do not monitor any test point for the brake protection.
1 - “Duty Cycle” Actual duty cycle of the dynamic brake IGBT where a value of 0 in parameter 419
[Brake TP Data] = full open and 1 = full on.
2 - “Power Actual” Actual power applied to the resistor (Watts).
3 - “Max BodyTemp” Maximum temperature that the resistor body can handle (°C).
4 - “Max ElemTemp Act” Maximum temperature that the resistor element can handle (°C).
5 - “BodyTemp Act” Predicted temperature of the resistor body (°C).
6 - “ElemTemp Act” Predicted temperature of the resistor element (°C).
7 - “BTmpTrip Stat” Maximum resistor body temperature has been exceeded when parameter 419
[Brake TP Data] = 1.
8 - “ETmpTripStat” Maximum resistor element temperature has been exceeded when parameter 419
[Brake TP Data] = 1.
9 - “Int DB Ohms” Rating of internal resistor when internal resistor is installed (Ohms).
10 - “Data State” A value of 0 in parameter 419 [Brake TP Data] = initial state, 1 = internal resistor
data loaded, 2 = external resistor data loaded.
11 - “MC BrakeEnbl” A value of 0 in parameter 419 [Brake TP Data] = dynamic braking disabled, 1 =
dynamic braking enabled.
12 - “1/rdb” Inverse of the resistance (1/Ohms).
13 - “1/th_eb” Inverse of the thermal impedance from the resistor element to body (Watts/°C).
14 - “1/ce” Inverse of the resistor element thermal mass (°C/W*s).
15 - “tamax” Maximum ambient temperature of resistor (°C).
16 - “1/th_ba” Inverse of the thermal impedance from the resistor body to element (Watts/°C).
17 - “1/cb” Inverse of the resistor body thermal mass (°C/W*s).
18 - “DB IGBT Amp” IGBT current rating (Amps).