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Power supply S-20/S-23HM/F4/F5/F5H M/S-25HM/HS-50 Conversion Instruct ions 4.5 Converting the power supply from 3 x 204 VA C to 3 x 400 V ~ 03/2001 E dition 120 4.5.1 Removing the power supply unit Fig. 4 - 1 1 Accessing…
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
119
4.4.8 Carry out the safety check to DIN EN 60 204
Å When the conversion is complete, carry out a safety check to DIN EN 60 204.
Å Follow the procedure described in section 2, page 72 onwards.
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4.5 Converting the power supply from 3 x 204 VAC to 3 x 400 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.
Power supply S-20/S-23HM/F4/F5/F5HM/S-25HM/HS-50 Conversion Instructions
4.5 Converting the power supply from 3 x 204 VAC to 3 x 400 V ~ 03/2001 Edition
120
4.5.1 Removing the power supply unit
Fig. 4 - 11 Accessing the power supply unit
a 2SHUDWRUSDQHOOHIWKDQGVLGH
s 0DLQVZLWFK
d 'RRUORFN
f 3URWHFWLYHGRRUVWRSRZHUVXSSO\XQLW
g +ROHIRUSRZHUFDEOH
Å Open the lock (item d in Fig. 4 - 11) on the protective doors (item f in Fig. 4 - 11 using the
two-way key.
Å Use the Allen key to loosen the M8 locking screw (item M8 in Fig. 4 - 12) on the lower front
panel.
Å Pull the power supply unit out as far as the stop.
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
121
Fig. 4 - 12 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