Boilers in closed system

Agro NZ

AGRO NZ type boilers are equipped with two combustion chambers - bottom with retort furnace intended for combustion of eco pea coal and upper, full-scale, created by the fixed water-cooled grate, where coal from thicker assortments and wood can be combusted. Heat exchanger is made of certified boiler sheet of thickness 6 or 8 mm /depending of boiler power/. It is adapted for installation of STRAŻAK (FIRE-FIGHTER) extinguishing system, protecting against flash-back to the fuel feeder.

 

NZ version with reinforced structure with installed cooling coil pipe and compete protective fixtures allowing installation in closed system. NZ version requires extra payment, according to the Boilers Equipment Price list.

5 lat gwarancji na szczelność wymiennika ciepła, 2 lata na pozostałe elementy i sprawne działanie kotła 5 years of warranty for heat exchanger tightness, 2 years for the remaining components and efficient operation of boiler;
wymiennik ciepła wykonany z atestowanej stali kotłowej /gat. P265GH/ o grubości 5 mm z hut Arcelor Mittal Poland S.A. oddział Kraków oraz U. S. Steel Košice s.r.o; heat exchanger made of certified boiler steel /grade P265GH/ of 6-8 mm thickness from steel mills of Arcelor Mittal Poland S.A.
sterownik K1P z kolorowym panelem dotykowym obsługującym 4 pompy /c.o., c.w.u., obiegowa, podłogowa/. Możliwość obsługi zaworu mieszającego, sterowanie poprzez GSM lub Internet*, regulowany kąt położenia panelu sterującego controller K1v2 with colour touch panel servicing 4 pumps /central heating, hot utility water, circulation, floor pump/. Possibility to operate mixing valves, control using GSM or INTERNET*; adjustable angle of control panel
wysoka sprawność cieplna sięgająca do 90% dzięki zwiększonemu odzyskowi ciepła ze spalin high thermal efficiency reaching 90% thanks to increased heat recovery from flue gases
dolna komora paleniskowa z wysokoefektownym palnikiem retortowym bottom furnace chamber with highly effective retort burner
 dwie komory paleniskowe: dolna z palnikiem automatycznym, górna do spalania drewna /przy załadunku ręcznym/
two furnace chamber: bottom with automatic burner, upper for wood combustion /for manual charging
(*) - opcja dodatkowo płatna, instalowana na życzenie klienta

DEFRO company reserves the right to introduce without any notice changes in technical parameters, equipment and specification of offered products. Information included on this page are not assurance within the meaning of art. 4 par 3 and 4 of the Act of 27 July 2002 on special conditions of consumer sales and change of Civil Code (hereinafter “Act”) and are not description of the product within the meaning of art. 4 par. 2 of the Act. This page is not an offer within the meaning of the art. 66 of the Civil Code.

Specification / boiler type Unit 15 20 25 35 50 75
Power range kW 4,5-15 6,0-20 7,5-25 10,5-35 15,0-50 22,5-75
Heating area m2 2,3 2,6 3,1 4,0 5,3 7,6
Area of heated
rooms*
m2 to 250
do 300
to 350
to 420 to 600 to 800
Capacity of fuel container*** kg ~165 ~165 ~165 ~191 ~191 ~258
Optimum thermal efficiency % ~86,1-89,3
Max. permissible operation
pressure
bar 2,5
Required flue gas draught Pa 24 26 28 31 34 38
Water supply temperature
max.
°C 65/80
Boiler weight ****
kg 477
486
535
667
880
1123
Boiler water tank capacity l 87 95 115 141 178 248
Chimney section cmxcm 14x14 14x14 16x16 18x18 20x20 25x25
Chimney section Ø mm 160 160 180 200 230 280
Minimum chimney height m 6,5 7 8 9 9 11
Width mm 1190 1272 1272 324 324 1405
Depth /flue horizontally/ mm 1027 1027 1027 1098 1309 1448
Height / Flue
vertical/**
mm 1406 1406 1453 1522 1562 1592
Diameter of supply and return Dn mm G1 ½”
Flue size mm 159 159 178 194 194 245
Flue size V/Hz ~230/50
Maximum power consumption W 123 123 123 140 140 195
Height to bottom edge
of flue /flue horizontally/
mm 746 746 887 921 971 980
Dimensions of substitute combustion
chamber and charging hole
width 308
 358 358
408
404
504
  depth 383 383 483 452
557 527
  height 263
263
247
294
345
342
  height
308 x 238
358 x 238
358 x 338
408 x 338
404 x 334
504 x 334

* Maximum area of heated rooms estimated for unit heat demand q=75 W/m2.
** Height of boiler can be additionally adjusted by means of provided levelling legs. Legs regulation varies from 38 to 50 mm.
*** Fuel tank capacity for charging density 0.8 kg/dm3

**** Boiler weight depends on the equipment.

 

DEFRO company reserves the right to introduce without any notice changes in technical parameters, equipment and specification of offered products. Information included on this page are not assurance within the meaning of art. 4 par 3 and 4 of the Act of 27 July 2002 on special conditions of consumer sales and change of Civil Code (hereinafter “Act”) and are not description of the product within the meaning of art. 4 par. 2 of the Act. This page is not an offer within the meaning of the art. 66 of the Civil Code.

Facebook Twitter YouTube
Visitors counter: 6217704, today: 20, yesterday: 33, online: 1