Connections; Paht 20-32; Paht 50-90 - Danfoss PAHT Operation, Installation, And Maintenance Manual

Operation guide
50 | 180R9288_AQ109686503100en-001301
Installation, Operation and Maintenance Manual for PAHT 20-90 pumps

3.5 Connections

I Inlet
O Outlet
C Bleeding
XI Gauge port inlet*
XO Gauge port oulet*
Parallel key:
PAHT 20/25/32: 8 × 7 × 32, DIN 6885
Thread, ISO
Max tighten torque
* Recommended torque values refer to steel washers containing a rubber sealing element.

3.5.2 PAHT 50-90

I Inlet
O Outlet
C Bleeding
XI Gauge port inlet*
XO Gauge port oulet*
PAHT 50/63/70/80/90:
10 × 8 × 45.2 DIN 6885

3.5.1 PAHT 20-32

C
I
O
C
X0
* There are two 1/4" ports on the inlet side for
optional mounting of ie switches for low pressure
and temperature.
There is one 1/4" port on the outlet for optional
mounting of i.e. pressure transducer.
PAHT 20/25/32
Outlet (O) Inlet (I)
3/4" BSPP with 1 1/4" BSPP with
16 mm long thread 20 mm long thread
90 Nm* 150 Nm*
(66 lb(f)ft) (110 lb(f)ft)
C
I
O
C
XO
* There are two 1/4" ports on the inlet side for
optional mounting of ie switches for low pressure
and temperature.
There is one 1/4" port on the outlet for optional
mounting of i.e. pressure transducer.
XI
XI
Bleeding (C) Gauge 1/4" ports
M6 (width 1/4" BSPP with
across at = 5mm) 15 mm long thread
4 Nm* 15 Nm*
(3 lb(f)ft) (11 lb(f)ft)
XI
XI
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