Operating instructions
T-Rex N-Serie (Stepper)
CNC-STEP GmbH & Co. KG ▪ Siemensstrasse 13-15 ▪ 47608 Geldern ▪ Germany
Page 47
Support: +49 (0)2831/91021-50
07.03.2022
4 . 6
H F S p i n d l e
The machine is supplied with a 3.5 KW HF spindle as standard.
Specifications:
-
Power: 3.5 KW
- Voltage/Current: 380V / 7.0A
- Speed/Frequency: 18,000 rpm / 300Hz
- Air-cooled
- Collet: ER25
- Weight: 8,0KG
- Inverter: Delta 3.7KW
Fig. 11: HF spindle 3.5 kW
2 keys are required to change the tool. The wrench holds the spindle tightly while the ER key is
used to loosen or tighten the nut.
All tools used must be right-handed.
If other HF spindles or interchangeable systems are used, please refer to the separate
instructions of these systems!
Fig. 11.1.: Tool change