Technical Data; Order-Specific Data; Technical Data Of The Duplex Filter; Technical Data Of The Standard Maintenance Indicator (Pis 3092) - Filtration Group Pi 370 Betriebsanleitung Und Montageanleitung

7

Technical data

7.1

Order-specific data

The order-specific data can be taken from the name-plate.
7.2

Technical data of the duplex filter

Nominal pressure
Pi 3705-3711 / 37004-37010:
10 7 load changes: ................................................. 250 bar
10 6 load changes: ................................................. 315 bar
Pi 3715-3745 / 37016-37040:
2ˣ10 6 load changes: .............................................. 210 bar
Pi 3705-3745 / 37004-37040:
when used on ships: ............................................. 200 bar
Test pressure
Pi 3705-3711 / 37004-37010: ............................... 450 bar
Pi 3715-3745 / 37016-37040: ............................... 300 bar
Pi 3705-3745 / 37004-37040
when used on ships: ............................................. 260 bar
Temperature range: ................................ -10°C to +120°C
Bypass setting*/**: .................................... Δp 7 bar ± 10%
Maintenance indicator setting*: ................. Δp 5 bar ± 10%
Filter housing material: .................................................. St
Filter head material: ......................................... Ductile iron
Sealing material: .................................... NBR / PTFE / Cu
7.3 Technical data of the standard maintenance
indicator (PiS 3092)
Switch: ..................................... NC / NO with reed contact
Protection class: ........................................................ IP65
NO / NC contact load: .......................................Max. 70 W
................................................ Max. 250 V AC / 200 V DC
............................................................................ Max. 1 A
Delivery condition: ................................... Normally closed
Abb. 1: Circuit diagram PiS 3092
8

Transport and storage

Transport
Always transport in the original packaging.
•
Avoid vibration.
•
Storage
• Always store in the original packaging.
Page 6
Translation of the original instructions with installation instructions Pi 370 / Pi 3700, Filtration Group GmbH, 28.06.2020, Mat. No. 72412144, Version 06
• Always store in a dry, frost-free room.
* In case of deviation from the standard other pressures are
possible.
** No bypass is used when filtering fuels.
9

Installation

Danger if unauthorised work is carried out
on the unit!
 Risk of injury to persons or damage to
property.
 The unit is only allowed to be installed,
accepted and tested by a suitably trained
person (99/98/EC).
Danger if unauthorised work is carried out on the
unit!
 Risk of injury to persons or damage to property.
 All installation work must be carried out by a suitably
trained person.
9.1 Installation
It must be possible to remove the filter
element in order to carry out maintenance
work.
Use only suitable, chemically resistant seals
for the piping.
 Prepare a suitable location for installing the unit.
 Make sure sufficient free space is available for removal
and discharging (refer to section 14).
 Unpack the duplex filter.
Install the duplex filter with the housings pointing
downwards. Fastening threads are provided on the top
(for dimensions, refer to section 14).
 Remove the protection caps from the connections.
 Connect the pipes to the duplex filter without stress
(refer to the arrow on the filter head).
For space for
Drain
removal, refer to
dirty side
Fig. 4: Mechanical installation
DANGER!
WARNING!
Drain
dirty side
section 14