Specification

MQ
Domestic water supply
3
23
Material specification, MQ
POM: Polyoximetylen
NR-rubber: Natural Rubber
PPO: Polyphenylene Oxides
PP: Polypropylene
NBR-rubber: Nitrile-Butadiene Rubber
Fig. 18 MQ exploded view
Pos. Components Material Pos. Components Material
2 Support flange PP + 30 % glass fiber 101 Suction port PPO + 20 % glass fiber
4 Chamber PPO + 20 % glass fiber
103
104
Shaft seal:
Stationary and
rotating part
Carbon/ceramics/NBR rubber
7 Drain and priming plug PPO + 20 % glass fiber
10 Self-priming valve PP + 30 % glass fiber 149 Insulation disc PA 5VA (Polyammide)
14 Self-priming part PPO + 20 % glass fiber
150
Shaft
Stainless steel,
DIN W.-Nr 1.4005, AISI 416
16 Pump sleeve
Stainless steel,
DIN W.-Nr. 1.4301, AISI 304
Motor sleeve
Stainless steel,
DIN W.-Nr 1.4301, AISI 304
42 Tank cover PP + 30 % glass fiber HB (f1) 164 Terminal box cover PP + 30 % glass fiber 5VA (f1)
49 Impeller PPO + 20 % glass fiber-PTFE 174a Pressure switch
POM + 25 % glass fiber /
SIL Rubber (Silicone Rubber)
51 Motor cover PP + 30 % glass fiber HB (f1)
Pressure switch
membrane
SIL Rubber - Silicone Rubber.
65 Non-return valve POM + 25 % glass fiber 180 Motor body PP + 30 % glass fiber 5VA (f1)
92 Clamp
Stainless steel,
DIN W.-Nr 1.4301, AISI 304
184 Flow sensor POM + 25 % glass fiber
100a Discharge port PPO + 20 % glass fiber O-rings NBR-rubber
TM01 9733 1411
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Ú
Ø
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92
150
51
184164 174a 42
103
104
65
10
180