Hypertherm H401 Power Supplies - Manual (Page 2)

Changed Page Description Rev 4 to 5
1/21/02
2.2
Removed reference to using two 401's in parallel. Two 601's can be used in
parallel. Added note in chart (235VDC for high current cutting). Changed power
factor from 0.90 to 0.47.
2.3
Added note in chart (235VDC for high current cutting). Changed power factor from
0.90 to 0.47.
3.2
Added information on preferred power supply placement. Place parallel to rails, or if
front must face rails leave 48" (1200mm) of space. Added art to show preferred
placement.
3.3 Reference to strain relief added to Power Cables and Fuses section of text.
3.4 New picture. Added holes should be modified to accommodate cables to #1.
3.5 Moved picture of buses from pg 3.4.
3.6
Added pictures of 401 & 601 shunts. Text change on # 1 under PAC500 with H401
or H601 section
3.7
Added note about PAC500L cable. Referenced 500L manual 800460. Added
picture of terminal strip location and rearranged art.
3.8
Removed art showing 401/401 parallel hookup. Now shows 401/601 & 601/601.
Added reference to Letter designators for terminal strip as called out in other
manuals.
3.10
Corrected art to show jumper between terminals 8 & 9 (was 7 & 8) and wire
connected to #9 (was #7). Step 1 references terminals 7 & 8 (was 8 & 9). Step 2
references terminals 8 & 9 (was 7 & 8). Added reference to letter designators of
terminal #s 6-10 (H,J,M,N,G). Added note. Programmable remote will not function,
digital remote will function
5.3
Corrected jumper positions under "current control potentiometer not functioning".
From front panel, jumper between 7 & 8 (was 8 & 9). From remote, jumper between
8 & 9 (was 7 & 8).
Section 6 Parts lists, old sections 6 & 7 combined into one list.
6.2 Added part # for amber lamp assembly.
6.6 Added part # for resistors(4) located on capacitors.
Section 7 This is now the wiring diagrams section. Updated schematics from HDR.
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