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Circulator Pumps
MAGNA1 50-150 F Cast Iron Circulator Pump, GF 53 Flange (3/4 HP, 115V)
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Table Of Contents
1. Product introduction
Features and benefits
Features
Benefits
Applications
Heating systems
Duty range
System applications
2. Performance range
3. Product range
Pump selection
Pump size
Operating conditions
Control modes
4. Identification
Type key
5. Construction
Sectional drawing
Material specification
Mechanical construction
Motor and electronic controller
Pump connections
Surface treatment
Color
6. Operating conditions
Pumped liquids
General recommendations
Temperatures
Liquid temperature
Ambient conditions
Pressures
Maximum operating pressure
Minimum inlet pressure
7. Installation
Mechanical installation
Insulating shells
Electrical installation
Cables
Additional protection
Connection diagrams
8. Functions
Selection of control mode
Control modes
Proportional pressure curve (PP1, PP2 or PP3)
Constant pressure curve (CP1, CP2 or CP3)
Constant curve/constant speed (I, II or III)
Control panel
Grundfos Eye
Light fields indicating the pump setting
Overview of settings
9. Guide to performance curves
Curve conditions
Performance curves
Symbols used on the following pages
QR code on pump nameplate
10. Performance curves and technical data
MAGNA1 32-60 F (N)
MAGNA1 32-100 F (N)
MAGNA1 40-80 F (N)
MAGNA1 40-120 F (N)
MAGNA1 40-180 F (N)
MAGNA1 50-80 F (N)
MAGNA1 50-150 F (N)
MAGNA1 65-120 F (N)
MAGNA1 65-150 F (N)
MAGNA1 80-100 F (N)
MAGNA1 100-120 F (N)
Technical data
Electrical data
Sound pressure level
11. Further product documentation
WebCAPS
WinCAPS
GO CAPS
Installation
MAGNA1
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Connection di
agrams
Fig. 6
Example of termin
al connection, 1 x 230
V ± 10 %, 50/60 Hz, PE
TM03 2397
3712
External swit
ch
Fuse
(min. 10 A, time lag)
ELCB
1
...
...
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10
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13
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