NB

NB

NB Series IGBT inverter gas shielded welding machine

Purpose: plasma cutting
Scope of application: cutting of stainless steel, alloy steel, cast iron, carbon steel, copper, aluminum, manganese, titanium, composite plate, etc.

◆ Digital display accurately presets cutting parameters, and the current is stepless adjustable.
◆ Advanced high-frequency inverter soft switching technology is adopted, and high-power IGBT switching device is designed with high reliability.
◆ Perfect air pressure and water pressure monitoring, overheat, overvoltage, undervoltage and phase loss protection functions.
◆ 100% success rate of arc striking, stable arc, strong penetration and excellent process performance.
◆ Use cheap compressed air for cutting, with low cost.

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Widely used in many metal industries

Applicable industries: construction industry, steel structure, electric power, shipbuilding, automobile manufacturing, medical equipment, metal furniture, non-ferrous metal processing and other fields.

03

Main features of the product

◆ The panel is simple, the parameter adjustment is easy to use, and the operation is fast.
◆Perfect air pressure monitoring, overheat, overvoltage, undervoltage and phase loss protection functions.
◆ 100% success rate of arc striking, stable arc, strong penetration and excellent cutting effect.
◆The product has all signal outputs required by the CNC system.
◆ High load duration, cutting under maximum current, can work for a long time.

04

technical parameter

◆ Parameter:

Model	Unit	NB-270T	NB-270Y	NB-270F	NB-350	NB-500
Parameters	symbol	NB-270T	NB-270Y	NB-270F	NB-350	NB-500
Voltage/frequency	V/Hz	3~380V±10%50Hz
Ratedinputcapacity	KVA	9			20	29
Ratedinputcurrent	A	12			27	40
Powerfactor	-	0.87			0.9	0.93
Rateddutycycle	%	60/40°C
Outputcurrentrange	A	40~270			50~350	60~500
Outputvoltagerange	V	14~30			15~38	15~45
Outputno-loadvoltage	V	56			63	84
Efficiency	%	81			82	88
Insulationclass	-	F
Shellprotectiondegree	-	IP21S
Diameterofwires	mm	f0.8~f1.0			f0.8~f1.2	f1.0~f1.2
Dimensions	mm	450210285			545280500	590300525
Netweight	Kg	22			25	36

◆ Cutting parameters:

Basemetal	Weldingmode	Weldingroddiameter	Currentrange	Applicablemodel
Basemetal	Weldingmode	(mm)	(A)	Applicablemodel
Carbonsteel,stainlesssteel,	CO2/MAG	0.8/1.0	40-270	NB-270T
low-alloysteel	CO2/MAG	0.8/1.0	40-270	NB-270Y
	CO2/MAG	0.8/1.0	40-270	NB-270F
	CO2/MAG	0.8/1.0/1.2	50-350	NB-350
	CO2/MAG	1.0/1.2	60-500	NB-500

05

Product maintenance and after-sales

The whole machine is guaranteed for 1 year.
The motherboard is guaranteed for 3 years.
Product service response within 2 hours.
Emergency services respond 24 hours a day.

Before maintaining the power supply, please be sure to disconnect the power supply of this power supply, related distribution boxes and externally connected devices; Because there is an energy storage capacitor in the machine, it can only be operated after the power supply is disconnected for 5 minutes!

◆ Do not use and store the welding machine in strong sunlight;
◆ Do not use or store the welding machine in a humid environment;
◆ When the welder is in use, keep its ventilation hole unobstructed; Welding machines should be used and stored in a well-ventilated environment;
◆ Open the casing at least once a year and clean up the dust and metal chips inside the machine with dry compressed air;
◆ Regularly check whether the insulation sheath of all cables of the welding machine is damaged, and wrap it or replace the cable if it is found to be damaged;
◆ Regularly check whether there are loose parts in all electrical connections in the welding machine, and fasten the loose parts;

warning

Please read the instruction manual carefully before use, so as to use it correctly!

Contact Method


Company manufacturing place: 4162 Xiyuan Avenue, Pidu District, Chengdu


Contact number: 028-87965078; 24-hour response service


Enterprise mailbox: exports@cdhrhg.com; Monday to Friday 9:00-18:00 except holidays.


Corporate fax: 028-87965078; Monday to Friday 9:00-18:00 except holidays.