System (1 - Grundfos CONTROL MPC Installation And Operating Instructions Manual

Warning
Prior to installation, read these installation and
operating instructions. Installation and operation
must comply with local regulations and accepted
codes of good practice.
1. Symbols used in this document
Warning
If these safety instructions are not observed, it
may result in personal injury!
If these safety instructions are not observed, it
Caution may result in malfunction or damage to the
equipment!
Notes or instructions that make the job easier
Note
and ensure safe operation.
2. Scope of these instructions
These installation and operating instructions apply to Grundfos
Control MPC.
Grundfos Control MPC is a complete solution for control and
monitoring of up to six identical pumps.
3. Product description
Control MPC
Fig. 1
Grundfos Control MPC is used for control and monitoring of
booster systems and circulation systems.
Control MPC consists of a control cabinet with a built-in controller,
the CU 351. The control cabinet contains all necessary
components such as main switch, contactors, IO modules and
cabling. In systems with external frequency converters, the
frequency converters can be installed in the cabinet.
The control cabinet is for wall or floor mounting.
4
4. Applications
Control MPC is used for control and monitoring of pumps in these
applications:
• booster systems
• circulation systems for heating, cooling and air-conditioning.
4.1 Pumps
Control MPC is designed for systems with these pumps:
• CR(E), CRI(E), CRN(E), CRIE
• NB(E), NBG(E)
• NK(E), NKG(E)
• TP
• TPE Series 1000
• TPE Series 2000
• HS
• SP
• MAGNA, UPE Series 2000.
The main pumps of the system must be of the
Note
same type and size.
4.2 Control variant
Control MPC is divided into four groups based on control variant:
Control
Description
variant
Two to six electronically speed-controlled pumps.
From 0,37 to 22 kW, Control MPC-E is equipped with
Grundfos pumps with integrated frequency converter.
-E
As from 30 kW, Control MPC-E is equipped with
mains-operated pumps connected to external
Grundfos CUE frequency converters (one per pump).
Series
Two to six MAGNA, UPE or TPE Series 2000 pumps
2000
Two to six pumps connected to an external Grundfos
-F CUE frequency converter. The speed-controlled
operation alternates between the pumps.
-S Two to six mains-operated pumps
See also section 8. Overview of control variants.
The Control MPC includes software for booster, heating and
cooling.