Reflex Variomat VS 1-1/140 Originalbetriebsanleitung Seite 35

1 Adhesive label
2 "Overflow collector" connection set
• Align the primary vessel,  7.3.1 "Positioning",  34.
• Connect the connection set (2) and (3) with the screw fittings and gaskets
to the connections at the lower vessel flange of the primary vessel.
– Ensure that you connect the connection set for the overflow collector
to the connection (2) below the label (1). If you interchange the
connections, there is a risk that the pump may run dry.
– For vessels up to 740 mm Ø:
• Connect the connection set (2) and (3) to the two free 1-inch
barrel nipples at the vessel flange.
• Connect the connection set (4) of the secondary vessel to the T-
joint at the outlet of the vessel flange.
– For vessels from 1000 mm Ø:
• Connect the connection set (2) to the 1-inch barrel nipple of
the vessel flange.
• Connect the connection sets (3) and (4) to the T-joint at the 1-
inch barrel nipple of the vessel flange.
 Note!
If necessary, install the supplied connection set (4) at the optional
secondary vessel. Connect the connection set (4) with a user-supplied
flexible pipeline to the primary vessel.
7.3.4 Hydraulic connection
7.3.4.1 Overview
Overview of hydraulic connections, Variomat VS 1-1/140 as example
3 "Pump" connection set
4 Secondary vessel
connection set
Variomat 140 — 25.09.2020 - Rev. A
1 Degassing line (pump line)
• Degassed water outlet to the system
• Connection, female thread Rp 1 inch
2 Overflow line Rp 1 inch
• Gas-rich water inlet from the system
• Connection, female thread Rp 1 inch
3 Primary vessel connection
• Pump connection set
• Male thread 1 inch
4 Primary vessel connection G 1 inch
• Overflow collector connection set
• Connection, male thread 1 inch
5 Connection, make-up line
• Connection, female thread Rp ½ inch
7.3.4.2 Connection to the facility system
CAUTION
Hot water vapour can cause burns to skin and eyes.
Hot steam can escape from the safety valve. The hot steam will cause
scalding of the skin and eyes.
• Ensure that the blow-off line of the safety valve is routed so that
injuries are not possible.
ATTENTION
Damage due to improper installation
Additional device stresses may arise due to the connection of pipes or system
equipment.
• Ensure that pipes are connected from the device to the system without
them being stressed or strained.
• If necessary, provide support structures for the pipes or equipment.
Connection to the primary vessel
The control unit is positioned to the primary vessel as determined by the
selected installation variant, and is connected to the vessel using its connection
set.
The connections to the system are identified by adhesive labels on the control
unit:
Pumpen Überströmung
Zur Anlage Zur Anlage
Pump to system Overflow valve to
connection system connection
Connection to the system
1 Heat generator
2 Optional equipment and accessories
3 Secondary vessel
4 Reflex rapid-action coupling R 1 x 1
5 Primary vessel
6 Primary vessel connection set
7 Typical representation of the control unit
EC Degassing line
• Gas-rich water from the system
• Degassed water to the system
LIS "LIS" level sensor
WC Make-up pipe
MAG Pressure expansion vessel
Installation
Nachspeisung
Zum Behälter
Make-up to system
connection
English — 35