CPA BC 2.2-90/13 Gebrauchsanweisung und Betriebsanleitung - Seite 9

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Calculation Peak Load P
n
× M
P
=
9550
P
in [kW]
MAX BRAKE
in [min
-1
]
n
MAX
in [Nm]
M
MAX
Calculation RMS Brake load P
=
P
in [kW]
BRAKE RMS
in [kW]
P
MAX BRAKE
t
in [seconds]
BRAKE
t
in [seconds]
RUN
in [seconds]
t
BRAKE
in [seconds]
t
OFF
Calculation Brake Resistor
2
750
R =
=
25100
in [Ω]
R
in [V]
U
P
in [W]
MAX BRAKE
Brake Chopper selected from table 2.2 (refer to technical data)
Brake chopper BC2.2-90/13 Part.-No. 12272-0F
Chopper voltage 750V
Permanent Load:
P
=
5,6 < 13 kW
BRAKE RMS
Peak Load:
P
=
25,1 < 90 kW
MAX BRAKE
Brake Resistor:
R=
22,4 > 11,2 Ω
Misprints and technical changes reserved
MAX BRAKE
2400 × 100
=
= 25,1 kW
9550
peak load brake chopper
max speed
max brake torque
BREAK RMS
t
BRAKE
× √
3 × ( t
+ t
+ t
RUN
BRAKE
RMS brake load
peak load brake chopper
brake time
motoring operation
regen operation
stop
2
= 22,4 Ω
brake resistor
(turn-on) voltage
peak load brake chopper
OK
OK
OK
= 25,1 × √
)
3 × ( 14 + 3 + 3 )
OFF
Instruction and Operation Manual
3
= ,
9