Bosch Rexroth lndraDrive HCS02 Series, Project Planning Manual

Page: 180 / 382

Description Symbol Unit HMD01.1N-W0012 HMD01.1N-W0020 HMD01.1N-W0036
minimum distance on the bottom of
the device 6)
d
bot
mm 100
temperature rise with minimum dis‐
tances d
bot
; d
top
; P
BD
ΔT K 40 45
1) also depending on firmware and control section; see Parameter De‐
scription "P‑0‑0001, Switching frequency of the power output stage"; see
"P-0-4058, Amplifier type data"
2) 3) plus dissipation of braking resistor (at HMV, HCS) and control section
(at HMx, HCS); find interim values by interpolation to P_Diss_cont
4) HMV, HCS: plus dissipation of braking resistor, control section; KSM:
plus rated power consumption control voltage input
5) 6) see fig. "Air intake and air outlet at drive controller"
Fig.6-82: HMD - Data for cooling and power dissipation
CAUTION
Property damage due to temperatures higher than 105 °C!
Comply with indicated minimum distances!
A air intake
B air outlet
C mounting surface in control cabinet
d
top
distance top
d
bot
distance bottom
Fig.6-83: Air intake and air outlet at drive controller
Power Dissipation vs. Output Cur‐
rent
The figure below illustrates the connection between power dissipation and out‐
put current, depending on the switching frequency f
s
which was set at the drive
controller. See also Parameter Description "P-0-0001, Switching frequency of
the power output stage".
170/369 Bosch Rexroth AG | Electric Drives
and Controls
Rexroth IndraDrive | Project Planning Manual
Power Sections for Inverters - IndraDrive M