Presto 220 GC

1
Presto 220 GC
2
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Electrical diagram for a MMA unit inverter
technology. Normally the power transformer work
at a frequency from 30 KHz to 100 KHZ.
SECONDARY RECTIFIER
POWER TRANSFORMER
INVERTER (TRANSISTOR)
PRIMARY RECTIFIER

-
CONTROL PCB
3
???????? ??????????????

• ?????????? ??????????? ??????? ??? ??????
  ??????????? ?? 5 ??, ??????? ???????????
  ?????????, ? ????? ??? TIG LIFT ????????. ???????
  VRD ????????- ???????? ???????? ??????????
  ????????? ????
• ????????? ?????????? 400 V /- 20, 3 ????
  50/60 Hz
• ????????? ??? 5 220 A _at_ 40 (40 C), 190 A _at_
  60
• ????? ???????? - H, ????? ?????? - IP 23
• ??? 19 ??

4
???????? ???????

• ? ?????? ???????
• ???????????? ??????????????????
• ?????? ? ????????????
• ???????????? ??????? ? ???????????
• ????? ????
• ????????????
• ????????????
• ?????????????
• ????

5
??????? ?????? ??????

• ?? ???????? ???????? ??????
• ??????????
• ??????????????????
• ????
• ???????? ??????
• ????????
• ?? ??????????? ????????
• Remote control plug
• Suitable for generators,
• all kind of electrodes, including cellulosic
• Arc force and Hot start regulation
• TIG lift with up\down slope regulations
• Presto design
• Working with 50 m cables
• Digital display
• VRD

6
??????? MMA Presto
3.5
4.0
SAXO
5.0
Æ 2,5 mm Æ 3,2 mm Æ 4,0 mm Æ 5,0 mm Æ 6,3 mm
PRESTO
BUFFALO
VRD
VRD
7
Presto 220GC
????. ????????? ???
220 A
Presto 220 GC
190 A
Three phase
Presto 160 G Presto 170 VRD
160 A
Single phase
SAXO RANGE
Presto 190 GC
Saxo 1500
130 A
Presto 140 G
PRESTO RANGE
Saxo 1300
?? ??? 40C
15 25
30 40 60
8
Presto 220 GC ??????????? ??????????????
3 phase supply
9
??????? ??????

• ?????. ?????????????? ???.
• ????????? ?????????
• ????????? ?????????????
• ???????? ???????
• Hot start/Arc force rate ?????????
• ????????? ??????????/????? ????
• ????????? ?????????? ????
• MMA ????????? ????????
• TIG lift ????????? ????????
• ?????? ?????? ????????
• ?????? ?????? ??????????
• ????????? ??????????

10
????????.
??????? ?????? ???????? ?? ??????
?????? ??????? ????????? ????????
??????? ?????? ?????? ?????? ? ????? ?????????
??????? ??????????????? ? ?????????
????. ???.
????? ????????????? IP 23
11
????????? ??? ???????

• ?????? ???????
• ?????? ? ????? ???????????? ????????????
• ?????? ?????? ?????? ??????????, ???????
  ???????????
• ??????? ??????????????? ? ???????????
• ???????????? ??????????? ???? ???? ????????
  ????????????? ??? ???? ??????????
• ??????? ???????? ?????? ????????? ?????????
  ????
• ??????? ????????????? ?????????? ?????????
  ???? ??????????
• ???????? ? ???????? (?? 50 ?) ???????? ????????
• ?????? ??????????? ???? ?????????? ???????????
  ??? ?????? ? ????????????
• TIG LIFT ??????? ? ??????? ??????????/?????
  ????
• ???????? ????????? ?????????
• ??????? ?????????????? ??????????
• ???????? ???????
• VRD ???????? ?????????? ????????? ????