Bosch rexroth IndraDrive Mi KMS03 - Page 66

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 47
Temperature during transport - - See chapter 4.2.1 "Transporting the components" on
page 47
Allowed mounting position
Definition of mounting positions: See chapter
"Mounting positions of components" on page
58
- - 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
factor 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
× 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 available
performance data are reduced by the factor f
2)
3)
.
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
connection.
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)
52/407
General data and specifications
IndraDrive Mi Drive Systems with KCU02, KSM02,
KMS02/03, KMV03, KNK03, KLC03
Bosch Rexroth AG R911335703_Edition 04