Ambient and operating conditions (KSM)
Description
Symbol
Unit
Value
Degree of protection (IEC 60529)
IP65
Use within scope of CSA / UL
For use in NFPA 79 applications only.
Temperature during storage
see
chapter 4.2.2 "Storing the components" on page
Temperature during transport
chapter 4.2.1 "Transporting the components" on
Allowed mounting position
Definition of mounting positions: See
"Mounting positions of components" on page
IM B5, IM V1, IM V3
Installation altitude
h
nenn
m
1000
Ambient temperature range
T
a_work
°C
0 … 40
Derating vs. ambient temperature:
The performance data are reduced by the fac‐
tor F
Ta
in the ambient temperature range
T
a_work_red
:
F
Ta
= 1 - [(T
a
- 40) × f
Ta
]
Example: With an ambient temperature
T
a
= 50 °C and a capacity utilization factor
f
Ta
= 3
%/K, the rated power is reduced to
P
DC_cont_red
= P
DC_cont
x F
Ta
=
P
DC_cont
× (1 - [(50 - 40) × 0.03]) = P
DC_cont
× 0.7
Operation at ambient temperatures outside of
T
a_work
and T
a_work_red
is not allowed!
T
a_work_red
°C
40 … 55
f
Ta
%/K
3
Derating vs. installation altitude:
At an installation altitude h > h
nenn
, the perform‐
ance data reduced by factor f
2) 3)
are available.
At an installation altitude in the range
h
max_ohne
to h
max
, an isolating transformer has to
be installed at the drive system mains connec‐
tion.
Operation above h
max
is not allowed!
h
max_ohne
m
2000
h
max
m
4000
Simultaneous derating for ambient temperature
and installation altitude
Allowed;
reduce performance data with the product of factors f and F
Ta
(f × F
Ta
)
Relative humidity
%
5 … 95
Absolute humidity
g/m
3
1 … 29
Climatic category (IEC721)
3K4
Allowed pollution degree (IEC 60664‑1)
3 (only with connectors plugged in)
DOK-INDRV*-KCU02+KSM02-PR03-EN-P
Bosch Rexroth AG
53/337
Rexroth IndraDrive Mi Drive Systems with KCU02 KSM02, KMS02/03, KMV03, KNK03
General data and specifications
LSA Control S.L. www.lsa-control.com [email protected] (+34) 960 62 43 01
