Grundfos SRP Series, Инструкция по установке и эксплуатации

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Eng
lish (US)
18
11. Technical data
11.1 Motor
11.2 Gearbox
11.3 Shaft seals
11.4 Propeller
11.5 Sound pressure level
The sound pressure level of the pump is lower than 70 dB(A).
12. Disposal
This product or parts of it must be disposed of in an
environmentally sound way:
1. Use the public or private waste collection service.
2. If this is not possible, contact the nearest Grundfos company
or service workshop.
Voltage tolerance - 10 %/
+
10 % of nameplate value
Maximum installation
depth
66 ft (20 m) below the liquid surface
Maximum number of
starts per hour
20
Enclosure class IP68
Insulation class F
Material, motor housing
Cast iron (ASTM A48 Class 40B
epoxy-coated)
Ambient temperature 41 °F to 104 °F (5 °C to +40 °C)
Type Planetary gearbox
Gears Hardened and ground steel
Monitoring of shaft seal Leak sensor incorporated in gearbox
Drive-end bearings Two tapered roller bearings
Material, gear casing
Cast iron (ASTM A48 Class 40B
epoxy-coated)
SRP
Two lip seals and one mechanical shaft seal made of
tungsten carbide/tungsten carbide or SiC/SiC
Number of blades 3
Rated diameter
SRP.xx.12.xxx
SRP.xx.20.xxx
SRP.xx.32.xxx 12 in (300 mm)
20 in (500 mm)
32 in (800 mm)
Construction Self-cleaning, optimum flow design
Material Stainless steel AISI 316
Subject to alterations.