Applicable Industries:Manufacturing Plant
Condition:New
Place of Origin:Hebei, China
Brand Name:Sanfeng.electric
Usage:pipe/tube seam welding, steel pipe & tube seamed welding
Output Power:100-1800kw
Warranty:1 Year
After-sales Service Provided:Field installation, commissioning and training, Engineers available to service machinery overseas
Whole efficiency:more than 85%
Welding seam:high quality & stable
Maintenance cost:very low
Performance:stable & reliable
Cooling method:air- water or water-water
Power factor:more than 0.9
Energy saving:30%
Supply Ability:20 Set/Sets per Week
Packaging Details:Free Fumigation Seaworthy Wooden Package
Port:Tianjin,CHINA
① Design parameter
● Nominal power: 400kW
● Rated dc power: Pd=480kW
● Rated dc voltage: UdN=450V
● Rated dc current: IdN=1070A
● Power supply efficiency:η≥85%
● Output power: Pout>400kW
● Design frequency: f=200~250kHz
● MOSFET inverter: 120kW×4
● Output form of slot way: No output welding transformer,secondary resonance
② Distribution requirements
● nominal power:400kW
● Rated dc power:Pd=480kW
● Rated power factor:COSφ≥0.9
● Distribution capacity:S≥530kVA
● Service voltage: 3 phases 380V/50Hz
● Into the line current:I=870A
● Incoming cable: two 185mm² copper cables are used in parallel, three
phase four wire system
③ Circulating soft water cooling system(Water. Water cooling system)
● Water - water heat exchanger
● Internal circulation water pressure:0.15~0.25MPa
◆ Internal circulation water flow:50m³/h
◆ Water outlet temperature of inner circulating water: ≤40℃
◆ Inner circulating water return water temperature:≤45℃
● Heat exchanger area:≥15m²
● External circulation water flow:≥50m³/h
◆ External circulation water inlet temperature:≤35℃
◆ Intake water pressure:0.20~0.3MPa(about2.0~3kg/cm2)
MOSFET
Inverter bridge
model |
tube specification |
shape |
welding speed |
welding mode |
GGP100 |
O.D.:Φ16″Φ45mm wall thick:0.6″1.5mm |
Round tube Square tube Rectangular tube special section tube |
60″100m/min |
induction welding |
GGP150 |
O.D.:Φ20″Φ60mm wall thick:0.8″2.0mm |
Round tube Square tube Rectangular tube special section tube |
60″100m/min |
induction welding |
GGP200 |
O.D.:Φ45″Φ76mm wall thick:1.5″3.25mm |
Round tube Square tube Rectangular tube special section tube |
60″100m/min |
induction welding |
GGP250 |
O.D.:Φ45″Φ89mm wall thick:1.5″4mm |
Round tube Square tube Rectangular tube special section tube |
60″100m/min |
induction welding |
GGP300 |
O.D.:Φ45″Φ76mm square pipe:200*200mm wall thick:2.5″5.0mm |
Round tube Square tube Rectangular tube special section tube |
induction welding:≥40m/min contact welding:≥50m/min |
induction welding |
GGP400 |
O.D.:Φ114″Φ156mm square pipe:200*200mm wall thick:4.0″8.0mm |
Round tube Square tube Rectangular tube special section tube |
induction welding:≥25m/min contact welding:≥30m/min |
induction welding contact welding |
GGP500 |
O.D.:Φ165″Φ219mm square pipe:200*200mm″300*300mm wall thick:4.0″8.1mm |
Round tube Square tube Rectangular tube special section tube |
induction welding:≥14m/min contact welding:≥18m/min |
induction welding contact welding |