20 / 81 Issued: 22.04.2016 Version: Spez KR 20-3 V2
KR 20-3
4.3 Technical data, KR 20-3 C
4.3.1 Basic data, KR 20-3 C
Basic data
Ambient condi-
tions
Connecting
cables
KR 20-3 C
Number of axes 6
Number of controlled axes 6
Volume of working envelope 14.5 m³
Pose repeatability (ISO 9283) ± 0.05 mm
Weight approx. 254 kg
Rated payload 20 kg
Maximum reach 1611 mm
Protection rating IP65
Protection rating, in-line wrist IP65
Sound level < 75 dB (A)
Mounting position Ceiling
Footprint 575 mm x 535 mm
Permissible angle of inclination ≤ 0 °
Default color Moving parts: KUKA orange 2567;
Base frame cover: black (RAL
9005)
Controller KR C4
Transformation name KR C4: KR20_3 C4 CLG ZH16_2
Humidity class (EN 60204) -
Classification of environmental con-
ditions (EN 60721-3-3)
3K3
Ambient temperature
During operation 5 °C to 55 °C (278 K to 328 K)
During storage/transportation -40 °C to 60 °C (233 K to 333 K)
Cable designation Connector designa-
tion
robot controller - ro-
bot
Interface with robot
Motor cable X20 - X30 Harting connectors at
both ends
Data cable X21 - X31 Rectangular connec-
tor
at both ends
Ground conductor /
equipotential bonding
16 mm
2
(can be ordered as an
option)
M8 ring cable lug at
both ends
Cable lengths
Standard 7 m, 15 m, 25 m, 35 m, 50 m
Minimum bending radius 5x D
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