IGBT CO2 - Page 10

2 Chapter 1 Product Overview
Ehave Series Full Digital IGBT CO
2
/MAG/MMA Multifunctional Inverter Welder User Manual
Item
Description
Ehave CM250/350
Ehave CM500/500H
Output
Rated open circuit
voltage
63.7 V
73.3 V(Ehave CM500)/75 V(Ehave
CM500H)
Rated output
current/voltage for
gas shielded
welding
30 A/15.5 V - (250) 350 A/(26.5) 31.5 V
30 A/15.5 V – 500 A/39 V
Rated output
current/voltage for
manual welding
30 A/21.2 V - (250) 350 A/(30) 34 V
30 A/21.2 V – 500 A/40 V
Rated duty cycle
350 (250) A @ 60% @ 40°C / 271 (193)
A @ 100% @ 40°C
350 (250) A @ 100% @ 25°C
Ehave CM500:
500 A @ 60% @ 40°C / 390 A @
100% @ 40°C
500 A @ 100% @ 25°C
Ehave CM500H:
500 A @ 100% @ 40°C
Change rate of
rated output
voltage
< ±5% (cold and hot states; 10% input
voltage fluctuation)
< ±5% (cold and hot states; 10%
input voltage fluctuation)
Line regulation
5%
5%
Output
characteristics
CV/CC
CV/CC
Output voltage
range
Adjustment range: 12 - (34) 38 V
Adjustment range: 12 – 45 V
Output current
range
Adjustment range:
CO
2
/MAG: 30 - (300) 400A
MMA: 30 - (300) 400A
Instant short-circuit peak current: >
550 A
Adjustment range:
CO
2
/MAG: 30 – 500 A
MMA: 30 – 500 A
Instant short-circuit peak current:
> 550 A
Adjustment range
of ending arc
voltage
Adjustment range: 12 - (34) 38 V;
step: 0.1 V
Adjustment range: 12 – 45 V; step:
0.1 V
Adjustment range
of ending arc
current
Adjustment range: 30 - (300) 400 A;
step: 1 A
Adjustment range: 30 – 500 A;
step: 1 A
Total positive and
negative output
cable length
Rated input; 15m/35mm
2
; (250) 350 A
60% normal operation/(193) 271 A
100% normal operation
Ehave CM500: rated input;
30m/50mm
2
; 500 A 60% normal
operation/ 390 A 100% normal
operation
Ehave CM500H: rated input;
30m/50mm
2
; 500 A 100% normal
operation
Main control
functions
LED screen
Sets welding voltage and current
values, and displays welding voltage
and current values and error codes.
Sets welding voltage and current
values, and displays welding
voltage and current values and
error codes.