9.
OPERATIONAL DIAGRAMS
9.1
Wiring diagram
With reference to the wiring diagram shown in Fig. 65-66 (NAV 11 - R926), Fig. 67 (NAV 21 - B956),
Fig. 68 (NAV 31 - B957):
C
Electrolytic condenser 4700 microF 50V
CP
Pole switch
D
Diode
EV1
Recirculation solenoid valve
EV2A Solenoid valve closing chucking table
EV2B Solenoid valve opening chucking table
EV3A Solenoid valve moving slide left
EV3B Solenoid valve moving slide right
EV4A Solenoid valve moving arm down
EV4B Solenoid valve moving arm up
EV5A Solenoid valve rotating tool anticlockwise
EV5B Solenoid valve rotating tool clockwise
EV6A Solenoid valve moving tool up
EV6B Solenoid valve moving tool down
EV7A Solenoid valve moving tool left
EV7B Solenoid valve moving tool right
FUO
Protection fuses
FU1
Line protection fuse 10x38 16A 500V aM (230 V vers), 10A 500V aM (400V vers.)
FU2
Primary protection fuse TR 5x20 250V 1A F (230V vers.), 10x38 500V 1A gl (400V vers.)
FU3
Secondary protectio fuse TC (24V) 5x20 250V 2A F
FU4
Secondary protectio fuse TC (18V) 5x20 250V 8A F
IG
Main switch
IP
Pedal unit inverter
IRM
Spindle rotation inverter
M1
Hydraulic unit motor
M2
Chucking table motor
MP1
Two-position Manipulator: open/close chucking table
MP2
Four-position Manipulator: arm up/down, slide right/left
MP3
Four-position Manipulator: tool up/down, right/left
MP4
Two-position Manipulator: tool clockwise/anticlockwise rotation
PRD
Rectifier jumper
KC
Control unit motor contactor
QG
Main switch
STM1 Control unit motor heat probe
STM2 Chucking table motor heat probe
TR
200VA control transformer
Clamp
9.2
Hydraulic diagram
With reference to the hydraulic diagram shown in Fig. 69 (NAV 11 - R926), Fig. 70 (NAV 21 - B956),
Fig. 71 (NAV 31 - B957):
A
Control unit
B
Tank
C
Filter
D
Pump motor
E
Pump
EV1
Recirculation solenoid valve
EV2
Solenoid valve opening/closing chucking table
EV3
Solenoid valve moving slide
EV4
Solenoid valve moving arm up/down
EV5
Solenoid valve rotating tool
EV6
Solenoid valve moving tool up/down
EV7
Solenoid valve moving tool
F
Adjusting valve
G
Check valve
H
Three-lever main hydraulic distributor
H1
Chucking table arm lifting control distributor
44
1465-M002-0
NAV11-21-31, B956, B957, R926