00192975-01.pdf - 第111页
S-20/S-23HM/F4/F5/F 5HM/S-25HM/HS- 50 Conversion Instructions Power supply 03/2001 Edition 4 Converting the power supply unit on HS-50 placement m achines 111 a 2SHUDWRUSDQHOOH IWKDQGVLGH s 0DLQVZLWFK d 'RRUO…
Power supply S-20/S-23HM/F4/F5/F5HM/S-25HM/HS-50 Conversion Instructions
4.4 Converting the power supply from 3 x 400 VAC to 3 x 204 V ~ 03/2001 Edition
110
4.4 Converting the power supply from 3 x 400 VAC to 3 x 204 V ~
RISK OF DEATH 4
Å Disconnect the machine correctly as described in section 1, page 71.
Å Disconnect the machine from the main power supply.
Å Take suitable action to ensure that the machine cannot be connected to the power supply
during the conversion work.
Å Put up warning signs to indicate that work is being carried out on the electrical system.
4.4.1 Removing the power supply unit
Fig. 4 - 1 Accessing the power supply unit
4
S-20/S-23HM/F4/F5/F5HM/S-25HM/HS-50 Conversion Instructions Power supply
03/2001 Edition 4 Converting the power supply unit on HS-50 placement machines
111
a 2SHUDWRUSDQHOOHIWKDQGVLGH
s 0DLQVZLWFK
d 'RRUORFN
f 3URWHFWLYHGRRUVWRSRZHUVXSSO\XQLW
g +ROHIRUSRZHUFDEOH
Å Open the lock (item d in Fig. 4 - 1) on the protective doors (item f in Fig. 4 - 1 using the two-
way key.
Å Use the Allen key to loosen the M8 locking screw (item M8 in Fig. 4 - 2) on the lower front panel.
Å Pull the power supply unit out as far as the stop.
Power supply S-20/S-23HM/F4/F5/F5HM/S-25HM/HS-50 Conversion Instructions
4.4 Converting the power supply from 3 x 400 VAC to 3 x 204 V ~ 03/2001 Edition
112
Fig. 4 - 2 Power supply unit front view
MS1 Motor circuit-breaker
MS1A Motor protection trip block
X1 Terminal strip for the main power cable
BU1 Service socket
M8 Locking screw for power supply unit