HEIDENHAIN TNC 407 (243 020) Technical Manual - Manual (Page 49)

01.98
TNC 407/TNC 415 4 Power supply 3-19
4.2 Visual display unit (VDU)
X3 = Mains supply connection
Mains supply
voltage 110 V 220 V
Supply voltage range 85 to 132 V 170 to 264 V
Fuse rating F 3.15 A F 3.15 A
Frequency range 50 to 60 Hz
Power consumption 70 W
Connection Assignment
L1 Live (BK)
N Neutral (BL)
Protective earth (GN/YL)
X4 = DC connections (only for BC 110, Id.-Nr. 254 740 01)
Pin Number Assignment
1 + 24 V
2 0 V
Power supply for integral fan:
The power supply for the fan must be connected separately to the BC 110 (Id.-Nr. 254 740 01).
The connection to the +24 V machine control voltage must be according to VDE 0550.
Permissible voltage range +18 to +28 V; power consumption 5 W at +24 V DC.
The power supply for the fan is taken internally from X3 in the BC 110 B (Id.-Nr. 260 520 01). There
X4 is a DC output for test purposes (please do not connect!).