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3.2 Components and connections
Item
Description
Unit
TM 400
TM 500
A
Boiler flow connection
inches
DN100 / PN16
B
Boiler return connection
inches
DN100 / PN 16
C
Thermal discharge safety device connection
inches
¾” ET
¾” ET
D
Flue gas pipe connection without FGR (flue gas recir‐
culation)
mm
350
350
E
Flue gas pipe connection with FGR (flue gas recircu‐
lation)
mm
350
350
Technology
3
Components and connections
Installation Instructions Turbomat TM 400-500 | M0690213_en
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