HS50_advance_level 2 - 第97页
Stud ent Gu ide HS-5 0 Adva nced II 07/2 002 Ed ition 3 Power Supply 59 ➠ Loosen th e scre ws (1) a nd identi fy the p olarity of the ter minal wi res with adhes ive labe ls. ➠ Loosen th e Phi llips screw (2 ) and li f…
07/2002 Edition Student Guide HS-50 Advanced II
3 Power Supply
58
➠ Switch the placement system on and start it up.
➠ Use the digital voltmeter to measure the voltages.
➠ Complete the servicing work as described in 3.3.3 on page 3 - 29.
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– Set of slotted-head screwdrivers
– Set of Phillips screwdrivers
– Self-adhesive labels
– Digital multimeter
– HS-50 detailed circuit diagrams
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DANGER Switch off the placement system and disconnect from the power
supply (see sections 3.3.1 and 3.3.2).
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Control voltage 9 - 10
24 VDC 11 - 10
230 VAC 1 - 3, 2 - 4
5 - 7, 6 - 8
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C1 Electrolytic capacitor 33000 µF/63 V 00342399-01
Student Guide HS-50 Advanced II 07/2002 Edition
3 Power Supply
59
➠ Loosen the screws (1) and identify the polarity of the terminal wires with adhesive labels.
➠ Loosen the Phillips screw (2) and lift the capacitor (3) out of the clamping ring (4).
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➠ Fit the capacitor and clamp in place.
➠ Ensure that the polarity is correct when you connect the terminal wires.
➠ Switch the placement system on.
➠ Use the digital voltmeter to measure 52 VDC at the capacitor.
➠ Complete the servicing work as described in 3.3.3 on page 3 - 29.
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– Set of slotted-head screwdrivers
– Open-ended spanner, size 8 and socket spanner, size 10
– Self-adhesive labels
07/2002 Edition Student Guide HS-50 Advanced II
3 Power Supply
60
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DANGER Switch off the placement system and disconnect from the power
supply (see sections 3.3.1 and 3.3.2).
➠ Loosen the clamping screws (1) for the terminal wires one by one and identify the terminal
wires with adhesive labels.
➠ Loosen the M6 hexagon nut (2) and pull out the protective earth cable.
➠ Loosen the M5 hexagon nuts (3) for fixing the main power filter.
➠ Remove the main power filter (4).
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➠ Fit the main power filter (4) and fix in place with the M5 hexagon nuts (3).
➠ Attach the terminal wires (1).
➠ Attach the protective earth cable (2).
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Z1 Main power filter for 36 A 3-phase systems 00342397-01