2. Specifications
WMD078TE0PAA07
8
2. Specifications
2.1 Welding machine
Model
YD-400VP1YHD
Rated input voltage
(Allowable fluctuation range)
400 V (360 V to 440 V)
Number of phases
3-phase
Rated frequency
50 Hz/60 Hz (Common)
Rated input
17.8 kVA
16.0 kW
Efficiency
82 %
Idle state power consumption
44 W
Rated no-load voltage
78 V DC
Rated output current
400 A
Rated output voltage
34 V
Rated duty cycle
60 %
Output current adjustable range
30 A DC to 400 A DC
Output voltage adjustable range
12 V DC to 38 V DC
Power control process
IGBT inverter type
Memory
100-channel Reproducible storage
Sequence
Main welding, Main welding-Crater,
Initial welding-Main welding-Crater, Arc spot
Waveform control process
Digital setting [-99 (low) to 0 (Standard) to 99 (high)]
Applicable welding process
CO
2
, MAG, MIG, Pulsed MAG, Pulsed MIG
Applicable shield gas
CO
2
welding: CO
2
100 %
MAG welding: Mixed gas of 80 % Ar and 20 % CO
2
Stainless steel MIG welding: Mixed MIG gas of 98 % Ar and 2 % O
2
Aluminum MIG welding: Ar 100 % (MIG gas)
Applicable wire size (diameter)
0.8 mm/0.9 mm/1.0 mm/1.2 mm/1.4 mm/1.6 mm
Applicable wire type
(*)
Mild steel (MS-SOLID), Flux cored mild steel (MS-FCW), Stainless steel
(SUS-SOLID), Flux cored stainless steel (SUS-FCW) [FCW: Flux cored
wire], Hard aluminum (AL-HARD), Soft aluminum (AL-SOFT)
Pre-flow time
0.0 s to 10.0 s (Increment of 0.1 s)
Post-flow time
0.0 s to 10.0 s (Increment of 0.1 s)
Arc spot time
0.3 s to 10.0 s (Increment of 0.1 s)
Input terminal
Terminal block (for L1(U), L2(V), L3(W) and PE, M5 bolting)
Output terminal
Coupling device
Insulation class
Class-H
IP code
IP21S (Indoor only)
EMC classification
Class A
Dimensions
(WidthxDepthxHeight)
380 mm x 540 mm
×
800 mm
(Excluding the input terminal cover at the rear panel.)
Mass (Weight)
72
kg
List of equivalent
ー
(*)
For robot welding, only Mild steel (MS-SOLID), Flux cored mild steel (MS-FCW), Stainless steel (SUS-
SOLID), Flux cored stainless steel (SUS-FCW) are applicable.
