Technosoft 2021
30
iPOS360x HX-CAN Technical Reference
2
NOM
CYCLE
d
CR
CR
I
t
t
P
R
×
×
>
where t
CYCLE
is the time interval between 2 voltage increase cycles in case of repetitive moves.
4. to be rated for an average power
CYCLE
d
CR
AV
t
t
P
P
×
=
and a peak power
CR
MAX
PEAK
R
U
P
2
=
Remarks:
1. If
CR
CHOP
PEAK
MAX
P
U
I
U
×
>
2
2
the braking power P
CR
must be reduced by increasing either t
d
– the time to decelerate
or C – the external capacitor on the motor supply
2. If
CR
CHOP
NOM
CYCLE
d
CR
P
U
I
t
t
P
×
>
×
×
2
2
2
either
the braking power must be reduced (see Remark 1) or t
CYCLE
– the time
interval between braking cycles must be increased
WARNING!
THE CHOPPING RESISTOR MAY HAVE HOT SURFACES DURING
OPERATION.