Alpha Q 551 - EWM alpha Q 551 Operating Instructions Manual

8.2

alpha Q 551

Setting range for welding current
Setting range for welding voltage
Duty cycle at 25 °C
Duty cycle at 40 °C
Load alternation
Open circuit voltage
Mains voltage (tolerances)
Frequency
Mains fuse
(safety fuse, slow-blow)
Mains connection lead
Maximum connected load
Recommended generator rating
cosϕ
Insulation class/protection
classification
Ambient temperature
Machine/torch cooling
Cooling capacity at 1 l/min
Maximum flow rate
Maximum coolant outlet pressure
Maximum tank capacity
Welding torch coolant
Workpiece lead
Dimensions L x W x H
Weight
EMC class
Constructed to standard
099-005130-EW501
07.03.2013
MIG/MAG
5 A– 550 A
14.3 V–41.5 V 20.2 V–42.0 V
550 A (60%)
520 A (80%)
450 A (100%)
550 A (60%)
420 A (100%)
10 min (60% DC ∧ 6 min. welding, 4 min. pause)
3 x 400 V (-25% to +20%)
50/60 Hz
3 x 35 A
H07RN-F4G6
28.8 kVA 29.2 kVA
39.4 kVA
H/IP 23
-20 °C to +40 °C
Fan/water
1500 W
5 l/min
3.5 bar
Ex works: KF 23E (-10 °C to +40 °C) or
KF 37E (-20 °C to +10 °C)
95 mm²
1100 mm x 455 mm x 1000 mm
138.5 kg
IEC 60974-1, -2, -10
Technical data
alpha Q 551
MMA TIG
10.2 V–32.0 V
93 V
22.2 kVA
0.99
12 l
A
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45