Guardrail Roll Forming Machine can produce 2 waves guardrail or 3 waves guardrail as customer required. The whole Guardrail Roll Forming Machine mainly consists of 5 ton decoiler and its base, leveling device, guiding device, servo feeding device, punching device, guardrail roll former, moving shear device, support table, hydraulic and electric control system.Guardrail roll forming machine can continuous form the steel sheet according to customer`s requirement, automatically cut to length, PLC controlled, alternating Current Frequency Conversion.Such as Highway Guardrail Prodution Line,road Guardrail Forming Machine,guardrail forming machine.
Guardrail Roll Forming Machine Guardrail Roll Forming Machine,Highway Guardrail Forming Machine,Highway Guardrail Prodution Line,Guardrail Forming Machine HangZhou Roll Forming Machinery Co.,Ltd , http://www.m-rollformingmachine.com
*Reliable quality,steady performance, automatic compensation for voltage fluctuation.
*High duty cycle,support long time welding,with the function of over heat,overload protection.
*Mosfet welding machine have table arc,esthetic welding seam,deep welding pool,little spatter,with function of  power force compensation.
*Support cellulose electrode welding.
*Mosfet welding machine arc start easily,with the function of arc-starting current independent control.
Model:
MMA-300 I/III Phase
Input power Voltage Frequency(V,Hz):
AC220/380,50/60
Rated input power capacity(KVA) :
12
No-load voltage(v):
54
Output current range.(A): Â
20-300
Rated output voltage(V):Â
32
Duty cycle (%)(25ºC):
60
No-load loss(w):Â
60
Efficiency(%):Â
85
Power factor (COSφ):
0.93
Insulation class:
F
Weight(KG):
21
Overall dimension(mm):
500×263×421
Case protection degree:
IP21S
Suitable diameter of rod(mm): Â
1.6-4
Â
Mosfet welding machine product Characteristics:
*Reliable quality,steady performance, automatic compensation for voltage fluctuation.
*High duty cycle,support long time welding,with the function of over heat,overload protection.
*Mosfet welding machine have table arc,esthetic welding seam,deep welding pool,little spatter,with function of  power force compensation.
*Support cellulose electrode welding.
*Mosfet welding machine arc start easily,with the function of arc-starting current independent control.
Model:
MMA-300 I/III Phase
Input power Voltage Frequency(V,Hz):
AC220/380,50/60
Rated input power capacity(KVA) :
12
No-load voltage(v):
54
Output current range.(A): Â
20-300
Rated output voltage(V):Â
32
Duty cycle (%)(25ºC):
60
No-load loss(w):Â
60
Efficiency(%):Â
85
Power factor (COSφ):
0.93
Insulation class:
F
Weight(KG):
21
Overall dimension(mm):
500×263×421
Case protection degree:
IP21S
Suitable diameter of rod(mm): Â
1.6-4
Â
Double Input Voltage Mosfet Welding Machine MMA-300 I/III Phase
Model NO.: MMA-300 I/III Phase
Model: MMA-300 I/III Phase
Accessories: Electrode Holder and Earth Clamp
Componient: Mosfet
Mosfet Number: 20PCS 3878
Diodes Number: 16PCS D92-02
Capacitor: 6 PCS 400V/470UF
Swtich: 2p Air Switch
Trademark: as required
Transport Package: Carton
Specification: 500x263x421mm
Origin: Shenzhen China
HS Code: 85153900
Model NO.: MMA-300 I/III Phase
Model: MMA-300 I/III Phase
Accessories: Electrode Holder and Earth Clamp
Componient: Mosfet
Mosfet Number: 20PCS 3878
Diodes Number: 16PCS D92-02
Capacitor: 6 PCS 400V/470UF
Swtich: 2p Air Switch
Trademark: as required
Transport Package: Carton
Specification: 500x263x421mm
Origin: Shenzhen China
HS Code: 85153900
Mosfet welding machine product Characteristics: