Formula:
b+4m+p+HW
Hydrocollectors:
2x(2A, 2B, 2G, 3A, 3B)
(to see the description of a collector, click on the link)
Regulation:
634

Two primary half-loops with shared boiler and pump. One-boiler scheme for a large number of contours with high input temperature requirements. Overall contour power of the left and the right wing should not differ significiantly.