Maxon EPOS4 50/5 - Motor Connection (X3)

Setup
Connections
EPOS4 50/5 Hardware Reference
3-22 CCMC | 2023-07 | rel11726
3.3.3 Motor (X3)
The controller is set to drive either maxon DC motors (brushed DC motor) or maxon EC motors (BLDC,
brushless DC motor).
Figure 3-8 Motor connectors X3
Table 3-15 Motor connector X3 – Pin assignment for maxon DC motor
Table 3-16 Motor connector X3– Pin assignment for maxon EC motor
Table 3-17 Motor Cable
X3
Head A
Prefab
Cable
Head B
Signal Description
Pin Color Pin
1 white Motor (+M) DC motor: Motor +
2 brown Motor (−M) DC motor: Motor −
3 green – not connected
4 black Motor shield Cable shield
X3
Head A
Prefab
Cable
Head B
Signal Description
Pin Color Pin
1 white Motor winding 1 EC motor: Winding 1
2 brown Motor winding 2 EC motor: Winding 2
3 green Motor winding 3 EC motor: Winding 3
4 black Motor shield Cable shield
Motor Cable (275851)
Cross-section
3 x 0.75 mm
2
, shielded, grey
Length 3 m
Head A
Plug Molex Mini-Fit Jr., 4 poles (39-01-2040)
Contacts Molex Mini-Fit Jr. female crimp terminals (45750)
Head B
Wire end sleeves 0.75 mm
2