Glanded Pumps - THERMO-ECO-ENGINEERING úvod

Switching and Control Devices
Wilo-VR, CRn, and CR control devices
Performance features
Equipment features (Continued)
“Mains – Emergency – Operation”
service selector switch for maintenance
purposes
Night setback to minimum speed
or second controlled level by
internal time switch
Remote confirmation of collective
fault signal
Wilo Catalogue A2 - Glanded pumps
– • •
– • •
– •
(with DDC board)
•
(with DDC board)
Pilot pump function – • •
Time switch – • •
Switchover to a second setpoint
level
Individual run and fault signals for
pumps and converters
Manual- / Automatic-switchover
with external switch
Connection option for a repair
switch (potential-free contact)
– •
(with DDC board)
•
(with Options board)
•
(with signal board)
– •
(with control board)
– •
(with control board)
•
(with DDC board)
•
(with signal board)
•
(with control board)
•
(with control board)
more prepared (RS 232) – –
Accessories
DDG differential-pressure sensor • • •
KTY temperature boards / PT100 – • •
TSG temperature sensors – • •
KTY outdoor temperature sensors – • •
PT 100 outdoor temperature
sensors
– –
(to be provided by the customer)
–
(to be provided by the customer)
PTC fault trip – • •
Control board – • •
• •
Signal board •
(Options board)
DDC board – • •
Volumetric-flow transmitter
(onsite)
Special features
DPM
(twin-head pump management)
• = available, – = not available
– • •
for DPM not required
on the following series:
Stratos-D / -Z / -ZD,
TOP-E / -ED,
VeroLine-IP-E, VeroTwin-DP-E,
CronoLine-IL-E and
CronoTwin-DL-E
Wilo Control Device…
VR-HVAC CRn CR
for DPM not required
on the following series:
Stratos-D / -Z / -ZD,
TOP-E / -ED,
VeroLine-IP-E, VeroTwin-DP-E,
CronoLine-IL-E and
CronoTwin-DL-E
•
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Planning Guide
Energy-saving pumps
Standard pumps
Special In-line Pumps
Switching and Control Devices
Pump Management Systems