Gas heater, condensing, with modulating air flow axial EC fan for direct horizontal blowing, pre-mix burner, heat output modulation from 100% to 30%, can be connected to BMS via Modbus RTU protocol, 8.5-19.0 kW modulating heat output, max. air flow 2300 m³/h, air throw 15 m, max. electrical power absorbtion 0.19 kW, max. gas (G20) consumption 2.07 m³/h, weight 35 kg, 2 year WARRANTY

Manufacturer:

Interested in this product? Contact us:

Arvydas Palivonas

LT, RU, EN
+370 601 74426

Sales representative for Vilnius, Ukmergė, Utena, Kaišiadorys and Varėna regions Get Offer

Andrius Lekarevičius

LT, RU, EN
+370 606 11865

Sales representative for Kaunas, Panevėžys, Šiauliai, Telšiai, Klaipėda, Tauragė, Marijampolė and Alytus districts Get Offer

Models specifications
Technical data
Documentation
Accessories, related items
Download PDF

Click on the Model for technical data, dimensions, accessories

NEXT-G series - condensing, with fixed airflow axial AC fan for direct horizontal blowing, pre-mix burner, heat output modulation from 100% to 30%, can be connected to BMS via Modbus RTU protocol
	NEXT-G 20	8.5-19.0 kW modulating heat output, air flow 2300 m³/h, air throw 15 m, electrical power absorbtion 0.20 kW, max. gas (G20) consumption 2.07 m³/h, weight 35 kg, 2 year WARRANTY
		NEXT-G 20
		8.5-19.0 kW modulating heat output, air flow 2300 m³/h, air throw 15 m, electrical power absorbtion 0.20 kW, max. gas (G20) consumption 2.07 m³/h, weight 35 kg, 2 year WARRANTY
	NEXT-G 30	9.9-27.4 kW modulating heat output, air flow 2450 m³/h, air throw 18 m, electrical power absorbtion 0.21 kW, max. gas (G20) consumption 2.97 m³/h, weight 56 kg, 2 year WARRANTY
		NEXT-G 30
		9.9-27.4 kW modulating heat output, air flow 2450 m³/h, air throw 18 m, electrical power absorbtion 0.21 kW, max. gas (G20) consumption 2.97 m³/h, weight 56 kg, 2 year WARRANTY
NEXT-G 35	13.1-33.4 kW modulating heat output, air flow 2700 m³/h, air throw 20 m, electrical power absorbtion 0.21 kW, max. gas (G20) consumption 3.66 m³/h, weight 58 kg, 2 year WARRANTY
	NEXT-G 35
	13.1-33.4 kW modulating heat output, air flow 2700 m³/h, air throw 20 m, electrical power absorbtion 0.21 kW, max. gas (G20) consumption 3.66 m³/h, weight 58 kg, 2 year WARRANTY
NEXT-G 45	14.5-41.4 kW modulating heat output, air flow 3450 m³/h, air throw 24 m, electrical power absorbtion 0.35 kW, max. gas (G20) consumption 4.56 m³/h, weight 61 kg, 2 year WARRANTY
	NEXT-G 45
	14.5-41.4 kW modulating heat output, air flow 3450 m³/h, air throw 24 m, electrical power absorbtion 0.35 kW, max. gas (G20) consumption 4.56 m³/h, weight 61 kg, 2 year WARRANTY
NEXT-G 60	19.5-56.6 kW modulating heat output, air flow 5650 m³/h, air throw 28 m, electrical power absorbtion 0.61 kW, max. gas (G20) consumption 6.14 m³/h, weight 79 kg, 2 year WARRANTY
	NEXT-G 60
	19.5-56.6 kW modulating heat output, air flow 5650 m³/h, air throw 28 m, electrical power absorbtion 0.61 kW, max. gas (G20) consumption 6.14 m³/h, weight 79 kg, 2 year WARRANTY
NEXT-G 90	28.6-87.3 kW modulating heat output, air flow 9100 m³/h, air throw 38 m, electrical power absorbtion 1.00 kW, max. gas (G20) consumption 9.37 m³/h, weight 100 kg, 2 year WARRANTY
	NEXT-G 90
	28.6-87.3 kW modulating heat output, air flow 9100 m³/h, air throw 38 m, electrical power absorbtion 1.00 kW, max. gas (G20) consumption 9.37 m³/h, weight 100 kg, 2 year WARRANTY
NEXT-G EC series - condensing, with modulating air flow axial EC fan for direct horizontal blowing, pre-mix burner, heat output modulation from 100% to 30%, can be connected to BMS via Modbus RTU protocol
	NEXT-G 20 EC	8.5-19.0 kW modulating heat output, max. air flow 2300 m³/h, air throw 15 m, max. electrical power absorbtion 0.19 kW, max. gas (G20) consumption 2.07 m³/h, weight 35 kg, 2 year WARRANTY
		NEXT-G 20 EC
		8.5-19.0 kW modulating heat output, max. air flow 2300 m³/h, air throw 15 m, max. electrical power absorbtion 0.19 kW, max. gas (G20) consumption 2.07 m³/h, weight 35 kg, 2 year WARRANTY
	NEXT-G 30 EC	9.9-27.4 kW modulating heat output, max. air flow 2450 m³/h, air throw 18 m, max. electrical power absorbtion 0.19 kW, max. gas (G20) consumption 2.97 m³/h, weight 56 kg, 2 year WARRANTY
		NEXT-G 30 EC
		9.9-27.4 kW modulating heat output, max. air flow 2450 m³/h, air throw 18 m, max. electrical power absorbtion 0.19 kW, max. gas (G20) consumption 2.97 m³/h, weight 56 kg, 2 year WARRANTY
	NEXT-G 35 EC	13.1-33.4 kW modulating heat output, max. air flow 2735 m³/h, air throw 20 m, max. electrical power absorbtion 0.18 kW, max. gas (G20) consumption 3.66 m³/h, weight 58 kg, 2 year WARRANTY
	NEXT-G 35 EC
	13.1-33.4 kW modulating heat output, max. air flow 2735 m³/h, air throw 20 m, max. electrical power absorbtion 0.18 kW, max. gas (G20) consumption 3.66 m³/h, weight 58 kg, 2 year WARRANTY
NEXT-G 45 EC	14.5-41.4 kW modulating heat output, max. air flow 3450 m³/h, air throw 24 m, max. electrical power absorbtion 0.39 kW, max. gas (G20) consumption 4.56 m³/h, weight 61 kg, 2 year WARRANTY
	NEXT-G 45 EC
	14.5-41.4 kW modulating heat output, max. air flow 3450 m³/h, air throw 24 m, max. electrical power absorbtion 0.39 kW, max. gas (G20) consumption 4.56 m³/h, weight 61 kg, 2 year WARRANTY
NEXT-G 60 EC	19.5-56.6 kW modulating heat output, max. air flow 5650 m³/h, air throw 28 m, max. electrical power absorbtion 0.41 kW, max. gas (G20) consumption 6.14 m³/h, weight 79 kg, 2 year WARRANTY
	NEXT-G 60 EC
	19.5-56.6 kW modulating heat output, max. air flow 5650 m³/h, air throw 28 m, max. electrical power absorbtion 0.41 kW, max. gas (G20) consumption 6.14 m³/h, weight 79 kg, 2 year WARRANTY
NEXT-G 75 EC	26.3-72.0 kW modulating heat output, max. air flow 5400 m³/h, air throw 28 m, max. electrical power absorbtion 0.39 kW, max. gas (G20) consumption 7.93 m³/h, weight 90 kg, 2 year WARRANTY
	NEXT-G 75 EC
	26.3-72.0 kW modulating heat output, max. air flow 5400 m³/h, air throw 28 m, max. electrical power absorbtion 0.39 kW, max. gas (G20) consumption 7.93 m³/h, weight 90 kg, 2 year WARRANTY
NEXT-G 90 EC	28.6-87.3 kW modulating heat output, max. air flow 9100 m³/h, air throw 38 m, max. electrical power absorbtion 0.75 kW, max. gas (G20) consumption 9.37 m³/h, weight 100 kg, 2 year WARRANTY
	NEXT-G 90 EC
	28.6-87.3 kW modulating heat output, max. air flow 9100 m³/h, air throw 38 m, max. electrical power absorbtion 0.75 kW, max. gas (G20) consumption 9.37 m³/h, weight 100 kg, 2 year WARRANTY

Model: NEXT-G 20 EC

General data

Nominal heat output (min - max)

8,1 - 19,5

Delivered thermal power (min. - max.)

8,5 - 19,0

Efficiency (at min - max heating power)

105,5 - 97,5

Air flow range (measured horizontaly at 0.5 m/s speed limit)

Natural gas (G20) consumption

m³/h

2,07

LPG (G30) consumption

kg/h

1,52

Air flow (ΔT 15°C)

m³/h

2300

Air temperature rise (ΔT) at (min. - max.) heating power

°C

15,8 - 24,5

Fan data

Max. acoustic pressure level at a distance of 5 m from the unit

dB(A)

Installation data

Power supply

V/ph

230V 1N - 50 Hz

Power electric consumption

190

IP protection class

Gas connection

Ø "

M 3/4

Operating temperature range

°C

0 / +40

Installation type

B23, B23P, C13, C33, C53, C63

Recommended installation height

2,5

Exhaust air flue diameter

mm Ø

Air Inlet flue diameter

mm Ø

Dimensions

Width

678

Depth

579

Height

480

Weight

Dimensions

Model: NEXT-G 20 EC

NEXT-G condensing and modulating gas fired unit heaters

Manuals 15.6 MB

Catalogue 1.6 MB

MODBUS protocol for connection to BMS 155 KB

Re-Mote digital control panel

Manuals 3.5 MB

Model: NEXT-G 20 EC

Mounting brackets
	OSTF020	Adjustable mounting bracket for NEXT R15/R20, NEXT-G 20 heater model
	OSTF020
	Adjustable mounting bracket for NEXT R15/R20, NEXT-G 20 heater model
Thermostats
	RA	Room thermostat, IP30
	RA
	Room thermostat, IP30
	BLISS Wi-Fi + PWR	Programmable room thermostat with touch screen, max. load 5A, can connect to Wi-Fi and be controlled via smartphone (need to download BLISS app), powered by 4x 1.5V AA batteries or external power adapter which is delivered together with thermostat
	BLISS Wi-Fi + PWR
	Programmable room thermostat with touch screen, max. load 5A, can connect to Wi-Fi and be controlled via smartphone (need to download BLISS app), powered by 4x 1.5V AA batteries or external power adapter which is delivered together with thermostat
	RDE100.1	Room thermostat with programable week calendar, max. load 2A
	RDE100.1
	Room thermostat with programable week calendar, max. load 2A
	QAH11	External temperature sensor for RDE100.1 thermostats
	QAH11
	External temperature sensor for RDE100.1 thermostats
Accessories for gas fired heaters
	OCDS012	Control panel for NEXT gas fired heaters, has lock-out warning lamp and reset switch, with this control panel standard room thermostat can be used for automatic heater control, no possibility to modulate heat output!
	OCDS012
	Control panel for NEXT gas fired heaters, has lock-out warning lamp and reset switch, with this control panel standard room thermostat can be used for automatic heater control, no possibility to modulate heat output!
	OCDS016	Control panel for NEXT-G gas fired heaters, has lock-out warning lamp, reset button and summer/winter/off mode switch, with this control panel standard room thermostat can be used for automatic heater control
	OCDS016
	Control panel for NEXT-G gas fired heaters, has lock-out warning lamp, reset button and summer/winter/off mode switch, with this control panel standard room thermostat can be used for automatic heater control
	OTRG005	Thermoregulator for NEXT gas fired heaters, on/off button, room thermostat, automatic heat output modulation, lock-out reset button, summer/winter switch, can be controlled from PC via ModBus protocol (Genius software required - OSWR000), single thermoregulator can be connected to single heater
	OTRG005
	Thermoregulator for NEXT gas fired heaters, on/off button, room thermostat, automatic heat output modulation, lock-out reset button, summer/winter switch, can be controlled from PC via ModBus protocol (Genius software required - OSWR000), single thermoregulator can be connected to single heater
	OCDS008	Digital chronothermostat for centralized control of NEXT gas fired heaters with OTRG005 thermoregulator, can control up to 10 heaters, programmable weekly calendar, 3 temperature level management
	OCDS008
	Digital chronothermostat for centralized control of NEXT gas fired heaters with OTRG005 thermoregulator, can control up to 10 heaters, programmable weekly calendar, 3 temperature level management
	OCDS017	Digital Re-Mote control panel for centralized control of NEXT-G gas fired heaters, can control up to 30 heaters, heaters can be divided up to 6 zones, programmable weekly calendar, color touch screen, can be connected to BMS, integrated temperature sensor inside mounting box, for wall mounting
	OCDS017
	Digital Re-Mote control panel for centralized control of NEXT-G gas fired heaters, can control up to 30 heaters, heaters can be divided up to 6 zones, programmable weekly calendar, color touch screen, can be connected to BMS, integrated temperature sensor inside mounting box, for wall mounting
	OCDS015	Digital Re-Mote control panel for centralized control of NEXT-G gas fired heaters, can control up to 30 heaters, heaters can be divided up to 6 zones, programmable weekly calendar, color touch screen, can be connected to BMS, for recessed mounting
	OCDS015
	Digital Re-Mote control panel for centralized control of NEXT-G gas fired heaters, can control up to 30 heaters, heaters can be divided up to 6 zones, programmable weekly calendar, color touch screen, can be connected to BMS, for recessed mounting
	OSND013	Temperature probe for OCDS015 control panel
		OSND013
Temperature probe for OCDS015 control panel
OSWR000		Software Genius by Robur, PC centralized control of NEXT gas fired heaters with OTRG005 thermoregulators, can control up to 100 heaters by grouping them to up to 10 different zones, controlled by ModBus protocol. Together with installation software USB key we also supply USB-RS485 signal converter which physically connects the PC to OTRG005 thermoregulators
	OSWR000
	Software Genius by Robur, PC centralized control of NEXT gas fired heaters with OTRG005 thermoregulators, can control up to 100 heaters by grouping them to up to 10 different zones, controlled by ModBus protocol. Together with installation software USB key we also supply USB-RS485 signal converter which physically connects the PC to OTRG005 thermoregulators
Flues kits
	OSCR006	Horizontal Ø80 mm diameter two pipe flue kit for NEXT (V/C), G, K, B 15, F (V/C/CV) heaters
	OSCR006
	Horizontal Ø80 mm diameter two pipe flue kit for NEXT (V/C), G, K, B 15, F (V/C/CV) heaters
	OSCR012	Horizontal Ø125 mm diameter co-axial flue kit with Ø80 mm diameter flue connections for G, K 32/45/60, NEXT-G heaters
	OSCR012
	Horizontal Ø125 mm diameter co-axial flue kit with Ø80 mm diameter flue connections for G, K 32/45/60, NEXT-G heaters
	OSCR008	Vertical Ø125 mm diameter co-axial flue kit with Ø80 mm diameter flue connections for NEXT R15/R20/R30/R40/R50 (V/C), NEXT-G, G 30/45, K 32/60, F1 21/31, F1 21/31 V, F1 21/41 C, F1 21/41 CV, B 15 heaters
	OSCR008
	Vertical Ø125 mm diameter co-axial flue kit with Ø80 mm diameter flue connections for NEXT R15/R20/R30/R40/R50 (V/C), NEXT-G, G 30/45, K 32/60, F1 21/31, F1 21/31 V, F1 21/41 C, F1 21/41 CV, B 15 heaters
	OSCR009	Vertical Ø150 mm diameter co-axial flue kit with Ø80 mm (Ø100 mm without adapters) diameter flue connections for NEXT (V/C), G 30/45, K 32/45/60, F (V/C/CV) heaters
	OSCR009
	Vertical Ø150 mm diameter co-axial flue kit with Ø80 mm (Ø100 mm without adapters) diameter flue connections for NEXT (V/C), G 30/45, K 32/45/60, F (V/C/CV) heaters
	OKTC001	Vertical Ø210 mm diameter co-axial flue kit with Ø130 mm diameter flue connections for NEXT (V/C), G, K heaters
	OKTC001
	Vertical Ø210 mm diameter co-axial flue kit with Ø130 mm diameter flue connections for NEXT (V/C), G, K heaters
Ø80 mm diameter flues and their components - supplied with fixing clips in standard
	ODTT003	Ø80/110 mm diameter flue adapter
		ODTT003
Ø80/110 mm diameter flue adapter
ODTT004		Ø80/130 mm diameter flue adapter
	ODTT004
	Ø80/130 mm diameter flue adapter
	OTBO009	1000 mm length, Ø80 mm diameter flue
		OTBO009
1000 mm length, Ø80 mm diameter flue
OTBO020		1000 mm length, Ø80 mm diameter flue with fumes test slot, without coupling
	OTBO020
	1000 mm length, Ø80 mm diameter flue with fumes test slot, without coupling
	OCRV006	45° degrees, Ø80 mm diameter flue bend
		OCRV006
45° degrees, Ø80 mm diameter flue bend
OCRV007		90° degrees, Ø80 mm diameter flue bend
	OCRV007
	90° degrees, Ø80 mm diameter flue bend
	ORCC002	90° degrees, Ø80 mm diameter T-shaped flue connection
	ORCC002
	90° degrees, Ø80 mm diameter T-shaped flue connection
	OTPP002	Ø80 mm diameter condensate drainage cap for T-shaped flue connection
	OTPP002
	Ø80 mm diameter condensate drainage cap for T-shaped flue connection
	OTRM005	Horizontal/wall Ø80 mm diameter double flue terminal
	OTRM005
	Horizontal/wall Ø80 mm diameter double flue terminal
	O12141320	Horizontal Ø80 mm diameter flue terminal
	O12141320
	Horizontal Ø80 mm diameter flue terminal
	OTRM004	Vertical Ø80 mm diameter flue terminal
	OTRM004
	Vertical Ø80 mm diameter flue terminal
Ø110 mm diameter flues and their components - supplied without fixing clips OFSC000, they are ordered additionally
	ODTT003	Ø80/110 mm diameter flue adapter
	ODTT003
	Ø80/110 mm diameter flue adapter
	OFSC000	Ø110 mm diameter flue pipes fixing clip
	OFSC000
	Ø110 mm diameter flue pipes fixing clip
	OTBO001	1000 mm length, Ø110 mm diameter flue
		OTBO001
1000 mm length, Ø110 mm diameter flue
OTBO005		1000 mm length, Ø110 mm diameter flue with fumes test slot, without coupling
	OTBO005
	1000 mm length, Ø110 mm diameter flue with fumes test slot, without coupling
	OCRV003	45° degrees, Ø110 mm diameter flue bend
		OCRV003
45° degrees, Ø110 mm diameter flue bend
OCRV001		90° degrees, Ø110 mm diameter flue bend
	OCRV001
	90° degrees, Ø110 mm diameter flue bend
	ORCC000	90° degrees, Ø110 mm diameter T-shaped flue connection
	ORCC000
	90° degrees, Ø110 mm diameter T-shaped flue connection
	OTPP000	Ø110 mm diameter condensate drainage cap for T-shaped flue connection
	OTPP000
	Ø110 mm diameter condensate drainage cap for T-shaped flue connection
	O12141330	Horizontal Ø110 mm diameter flue terminal
	O12141330
	Horizontal Ø110 mm diameter flue terminal
	OTRM000	Vertical Ø110 mm diameter flue terminal
	OTRM000
	Vertical Ø110 mm diameter flue terminal
Ø130 mm diameter flues and their components - supplied without fixing clips OFSC001, they are ordered additionally
	ODTT004	Ø80/130 mm diameter flue adapter
	ODTT004
	Ø80/130 mm diameter flue adapter
	OFSC001	Ø130 mm diameter flue pipes fixing clip
	OFSC001
	Ø130 mm diameter flue pipes fixing clip
	OTBO002	1000 mm length, Ø130 mm diameter flue
		OTBO002
1000 mm length, Ø130 mm diameter flue
OTBO006		1000 mm length, Ø130 mm diameter flue with fumes test slot, without coupling
	OTBO006
	1000 mm length, Ø130 mm diameter flue with fumes test slot, without coupling
	OCRV004	45° degrees, Ø130 mm diameter flue bend
		OCRV004
45° degrees, Ø130 mm diameter flue bend
OCRV002		90° degrees, Ø130 mm diameter flue bend
	OCRV002
	90° degrees, Ø130 mm diameter flue bend
	ORCC001	90° degrees, Ø130 mm diameter T-shaped flue connection
	ORCC001
	90° degrees, Ø130 mm diameter T-shaped flue connection
	OTPP001	Ø130 mm diameter condensate drainage cap for T-shaped flue connection
	OTPP001
	Ø130 mm diameter condensate drainage cap for T-shaped flue connection
	O12141340	Horizontal Ø130 mm diameter flue terminal
	O12141340
	Horizontal Ø130 mm diameter flue terminal
	OTRM001	Vertical Ø130 mm diameter flue terminal
	OTRM001
	Vertical Ø130 mm diameter flue terminal
Service
	ORF PDDG	Gas fired air heater comissioning (electrical power connection, gas connection and fumes extraction checking of the installed device; checking with a detector for gas leakage from external gas connection valve to the device burner; measuring the actual gas pressure before and after the regulator when the device is operating; adjusting the burner power according to the manufacturer's instructions; adjusting the device for efficient operation using a flue gas analyzer; checking the operation of safety automatic devices; checking connection of the room thermostat)
	ORF PDDG
	Gas fired air heater comissioning (electrical power connection, gas connection and fumes extraction checking of the installed device; checking with a detector for gas leakage from external gas connection valve to the device burner; measuring the actual gas pressure before and after the regulator when the device is operating; adjusting the burner power according to the manufacturer's instructions; adjusting the device for efficient operation using a flue gas analyzer; checking the operation of safety automatic devices; checking connection of the room thermostat)

Gas heater - NEXT-G 20 EC | Robur

Select the product type and model:

Arvydas Palivonas

Andrius Lekarevičius

Dimensions