WGJ-B MULTI DUO

characteristics

Buffers WGJ-B multi are designed to work with boilers and customized heat sources such as heat pumps and solar collectors, serving to the accumulation of heat stored in the circulating water with simultaneous heating of water.

 
Available models:
 
 
Catalog number Model EAN
069-23-086 WGJ-B multi duo 300/80 5903538227541
069-23-086/PUR WGJ-B multi duo 300/80 5903538227763
069-24-126 WGJ-B multi duo 400/120 5903538227558
069-24-126/PUR WGJ-B multi duo 400/120 5903538227770
069-25-166 WGJ-B multi duo 500/160 5903538227565
069-25-166/PUR WGJ-B multi duo 500/160 5903538227787
069-27-186 WGJ-B multi duo 700/180 5903538227572
 

 

technical information
Parameters Unit WGJ-B multi duo
300/80 400/120 500/160 700/180
Capacity of the external tank dm³ 300 400 500 700
Capacity of the inner tank
dm³ 80 120 160 180
The exchange surface inside the tank 0,84 0,97 1,24 1,25
The surface of the coil bottom top bottom top bottom top bottom top
1,4 1,0 1,6 1,05 1,6 1,05 1,85 1,15
The capacity of the coil dm³ 8,1 4,4 9,2 4,55 9,2 4,55 10,5 5,15

Performance DHW - solar coil

80/10/45°C

70/10/45°C

60/10/45°C

dm³/h

 

826

727

506

 

605

510

378

 

948

826

600

 

635

536

397

 

948

826

600

 

635

536

397

 

1110

958

695

 

695

587

434

 
Heating power - solar coil

80/10/45°C

70/10/45°C

60/10/45°C

kW

 

33,6

29,6

20,6

 

24,6

20,8

15,4

 

38,6

33,6

24,4

 

25,8

21,8

16,2

 

38,6

33,6

24,4

 

25,8

21,8

16,2

 

45,2

39,0

28,3

 

28,3

23,9

17,7

Operating parameters of the external tank

Max. pressure and operating temperature pr = 0,3 Mpa; tr = 90°C

 
The operating parameters of the inner tank

Max. pressure and operating temperature pr = 0,6 Mpa; tr = 90°C

The operating parameters of the heating medium

Max. pressure and operating temperature pr = 1,6 Mpa; tr = 110°C

Thermal isolation
polystyrene foam
mm 70 100 100 -
polyurethane foam mm - - - 100
Magnesium anode on the cork 2"
mm Ø30 x 270 Ø40 x 200  Ø40 x200 Ø40  x 200
ErP Efficiency Class**   A A A A
Weight kg ~180 ~235 ~270 ~345

** in accordance with applicable since 26 September 2015. EU Commission Regulation No. 812/2013




Dimensions Unit WGJ-B multi duo
300/80 400/120 500/160 700/180
Height
H mm 1865 1860 2140 1800
Diameter
D mm 660 815 815 1000
Max. altitude at an inclination   mm 1980 2010 2290 2060
CW Hot water     ¾" ¾" ¾" ¾"
ZW Cold water     ¾" ¾" ¾" ¾"
RC Circulation     ¾" ¾" ¾" ¾"
RK The capillary tube     ½" ½" ½" 3/8"
WE Power top coil     ¾" ¾" ¾" ¾"
WY Back to the top coil     ¾" ¾" ¾" ¾"
PW1 Heating water connection                1 ¼" J mm 1525 1500 1730 1410
PW2 Heating water connection                1 ¼" I mm 1325 1320 1530 1280
PW3 Heating water connection                1 ¼" L mm 530 600 630 640
PW4 Heating water connection                1 ¼" B mm 250 350 350 400
PW5 Heating water connection                1 ¼" J mm 1525 1500 1730 1410
PW6 Heating water connection                1 ¼" I mm 1325 1320 1530 1280
PW7 Heating water connection                1 ¼" G mm 950 1050 1050 1000
PW8 Heating water connection                1 ¼" B mm 250 350 350 400
WES Power supply solar coil                    1" F mm 800 900 900 905
WYS Back solar coil                                    1" C mm 340 440 440 490
O Venting                                                 ½" K mm 1670 1640 1870 1580
CTW Solar coil temperature sensor                 ½" E mm 560 670 670 690

 

CT

 

The temperature sensor closed      ½"

M mm 1450 1415 1630 1400
N mm 900 960 1070 925
O mm 350 435 450 450
RT Thermometer                                       ½" S mm 1450 1415 1630 1400
MG Muff heater                                            1 ½" R mm 900 970 970 920
W Cleaning hole P mm 290 425 425 485
ZS Drain                                                      ¾" A mm 60 120 120 85
unfold fold