Kemppi Pulse 350 - Manual (Page 31)

EN
11. tEChnICAl dAtA
KempArc Pulse 350 KempArc Pulse 450
Connection voltage 3~50/60 Hz 400 V -15 %...+20 % 400 V -15 %...+20 %
Rated power 60 % ED 22.1 kVA
80 % ED 16.0 kVA
100 % ED 15.3 kVA 17.8 kVA
Connection cable HO7RN-F 4G6 (5 m) 4G6 (5 m)
Fuse (delayed) 25 A 35 A
Load capacity 40 °C 60 % ED 450 A
80 % ED 350 A
100 % ED 330 A 350 A
Welding current and voltage range 10 V ... 50 V 10 V ... 50 V
Open circuit voltage 50 V 50 V
Open circuit power 100 W 100 W
Power factor at max. current 0.85 0.9
Efficiency at max. current 88 % 88 %
Operating temperature range -20 º C ... +40 º C -20 º C ... +40 º C
Storage temperature range -40 º C ... +60 º C -40 º C ... +60 º C
EMC class A A
Degree of protection IP23S IP23S
Minimun short circuit power S
sc
of
supply network *
5.5 MVA 5.5 MVA
External dimensions L x W x H 590 x 230 x 430 mm 590 x 230 x 430 mm
Weight 36 kg 36 kg
Voltage supply for auxiliary devices 50 V DC / 100 W 50 V DC / 100 W
Fuse (delayed) 6.3 A 6.3 A
Voltage supply for cooling unit 24V DC / 50 VA 24V DC / 50 VA
* See paragraph 2.4
29
Kemp
a
rc
pulse 350, 450 / © Kemppi O
y / 1044