Grundfos PHP A-1 4.0, Инструкция по эксплуатации

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PHP A-1 Instruction Manual / Mounting
2 Mounting
2.1 Installing the device
The PHP device must be installed and fixed through the
applicable holes in the feet of the frame to a horizontal
and solid floor. Suitable lifting devices should be used with
heavy equipment. Please refer to weights and dimensions in
section 9 of this manual.
The connection into the system return must be executed
acc. to the hydraulic diagrams in
Chapter 3 “Hydraulic
diagrams”.
Modular PHP devices can be used in plants with max.
temperature of 70 °C at the connection point. If the max.
temperature at the connection point exceeds 70 °C,
cooling vessels must be installed.
See Chapter 2.6
“Usage of cooling vessels”.
The connection into the system return must be done at a
position where no external pressures can occur. External
pressures could affect the trouble-free operation of the
pressure maintenance device.
The dimension of the expansion pipe is determined acc. to
the standard ÖNORM H5151-1.
See Appendix A.
2.2 Makeup PHP
Ex works modular PHP series devices are delivered without
makeup module EMCF-1 V fitted. The mounting of the
module is done acc. to the assembly instruction which is
delivered with the makeup module for connection to the
break tank.
2.3 Changing the positions of the
hydraulic connections
Ex works the connections from/to system return at modular
PHP are situated at the right side of the device. If necessary,
they can be built to the left side easily. Unused connections
must be closed by using the delivered caps.
The connections from/to expansion vessel for the PHP
are situated on the back of the control unit.
04
INFORMATION
We recommend to install the PHP device with an
expansion pipe size of at least DN 25.