5-2
KRF
5. Structure and Model Numbers
5.
Structure and Model Numbers
5-2
Model configuration
The following is an example of model number coding.
KRF (type without motor)
In the case of actuator main unit only or when the motor specified by the customer is installed
<Model configuration> Without motor type
KRF5R - 06 - 0150 A - 0 - WQ - D - MR-SB
(1) Model number
KRF3, KRF4, KRF5, KRF6, KRF4R, KRF5R, KRF6R (R represents motor return.)
(2) Ball screw lead
06
: 6 mm
10
: 10 mm (For KRF3, 4, and 4R, only ball screw lead 6 is applicable.)
(3) Stroke
0150
: 150 mm (50 to 800 mm, 50 mm pitch)
The maximum stroke = KRF3: 300, KRF4: 300, KRF5: 550, KRF6: 800
(4) Design symbol
A
(5) With/without motor
0
: Without motor
1
:
With motor
(Prepared by
THK)
When selecting "0", a coupling is not provided.
For return configuration, timing pulley and timing belt are
provided.
When selecting "1", the motor you specify will be
installed.
* Specify the motor cable orientation separately.
(6) Intermediate flange
A0
AN
AQ
AM
AP
AS
AR
AU
AT
WM
WN
WP
WQ
(7) Method of fixing motor
shaft
No symbol
: To be selected when directly coupled
D
: Flat side
K
: Key
M
: Friction tightening
Methods of fixing motor shaft you can select differ depending on the model
number.
KRF4R: "D", "K", KRF5R: "D", "K", KRF6R: "D", "K", "M"
(8) Options
No symbol
: None
MR
: Motor right return*
ML
: Motor left return*
MD
: Motor down return*
GR
: Change the cover color to gray
SB
: With slider base
1
2
: Sensor
Add "-" from left in the order of the optional symbol.
* This is valid only when KRF
R is selected for model number (1).
(1)
(4)
(5)
(3)
(2)
(6)
(7)
(8)
