Nocchi DHR 9-20 T Инструкция по эксплуатации онлайн

Nocchi DHR 9-30 M Инструкция по эксплуатации онлайн
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LOW ENERGY CONSUMPTION, ULTRASILENT OPERATION, IMPELLERS AND DIFFUSERS IN 100% AISI 304 STAINLESS STEEL , THREADED PORTS
WITH PROVISION FOR OVAL CONNECTORS (DHR 9 RANGE)
The DHR range features non self-
priming horizontal centrifugal pumps.
All rotary parts in contact with the
pumped liquid are in AISI 304 stainless
steel .
Lifting and distribution of water in
domestic systems, with continuous or
intermittent duty.
• Pressure booster systems.
Washing, garden irrigation, fountains.
APPLICATIONS
MOTOR
Closed, ventilated from exterior.
Protection rating IP 54.
Insulation class F.
Single phase power supply with
permanently activated capacitor
and thermal cutout protection
incorporated in the motor winding.
Three phase power supply with
external protection to be fitted by the
user.
Rotation speed 2850 rpm.
• Continuous duty.
Maximum ambient temperature: 50° C
NOCCHI
MULTICELL CENTRIFUGAL PUMPS
DHR
Type of liquid: clean water without
suspended solid bodies or abrasive
material.
Maximum liquid temperature: 90°C.
Maximum ambient temperature: 50° C
Maximum recommended suction
height: 6 m with foot valve (with liquid
temp. at 50° C)
Maximum operating pressure:
10 bar (with liquid temp. at 50°C)
6 bar (with liquid temp. at 90°C)
APPLICATION DATA
TABLE OF MATERIALS
Component Material
1 Suction flange Die cast aluminum
2 Support CAST IRON GJL-200 (ASTM Class 35)
3 Impellers Stainless steel X5CrNi18-10 (AISI 304)
4 Dffusers Stainless steel X5CrNi18-10 (AISI 304)
5 Sleeve Stainless steel X5CrNi18-10 (AISI 304)
6 Shaft Stainless steel X5CrNi18-10 (AISI 304)
7 Seals NBR
8 Mechanical gasket Ceramica / Graphite / NBR
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