MultiFree 75/4 CW2, Ex
JP47235Mechanical data | |
---|---|
Pump | Vertical single-stage |
Ex-proof | With ex-proof |
Free passage | 100 mm |
Bearing | Ball bearings, grease-lubricated |
Seal on motor side | Duplex shaft seal, from 55/: mechanical seal |
Oil chamber | Yes |
Seal on medium side | SiC mechanical seal |
Run dry protection | Yes |
Impeller | Vortex impeller, spheroidal graphite iron |
Motor housing | Grey cast iron |
Pump housing | Grey cast iron |
Submersible | Yes |
Pressure outlet | DN 100 |
Weight | 117 kg |
Electrical data | |
---|---|
Voltage | 3/PE~400/690 V |
Motor rating P1 | 8.25 kW |
Motor rating P2 | 6.6 kW |
Current | 14.2 A 8.2 A |
Power line | 10m H07RN-F |
Wires | 10G2,5 |
Type of enclosure | IP 68 |
Winding thermostat | Yes |
Fuse | 20 A |
S3 | 15 % |

Performance | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Delivery head H [m] | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 12 | 14 | 16 |
Flow rate Q [m³/h] | 180 | 170 | 162 | 150 | 143 | 136 | 126 | 118 | 109 | 101 | 84 | 58 | 19 |
Flow rate Q [l/min] | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Specifications can be changed without notice. Performance subject to ISO 9906 tolerances.
The minimum flow rate in the pressure pipe of v = 0,7 m/s is marked in the Q-H-diagram (operative limit).
Dimensions guide rail system

Dimensions pump base

Discharge outlet

Minimum flushing tube head (m)

Mounting arrangement with guide rail system | |
---|---|
GR | 101 |
DN | 100 |
A | 775 mm |
B | 635 mm |
C | 195 mm |
D | 195 mm |
E | 620 mm |
F | 860 mm |
G | 480 mm |
H | 135 mm |
J | 330 mm |
K | 110 mm |
L | 55 mm |
M | 82 mm |
N | 1" |
O | 345 mm |
P | 175 mm |
Q | 385 mm |
Mounting arrangement with base | |
---|---|
DN | 100 |
A | 785 mm |
B | 490 mm |
C | 195 mm |
D | 195 mm |
E | 245 mm |
F | 335 mm |
G | 230 mm |
K | 180 mm |
L | 18 mm |
N | 8 |
Z [m] | 6 mm |
Example of installation guide rail system

Additional requirements, see technical data control units
Mechanical accessory | ||||||
---|---|---|---|---|---|---|
Code No. | ||||||
Chain | ||||||
certified, 2.5 m, 320 kg, 5 rings (EN 818 mod.) | JP45901 | |||||
certified, 5.0 m, 320 kg, 8 rings (EN 818 mod.) | JP45902 | |||||
certified, 7.5 m, 320 kg, 11 rings (EN 818 mod.) | JP47365 | |||||
Shackle, certified, 630 kg, stainless steel | JP45904 | |||||
Pump hanging (08 Ex - 100...) | JP45925 | |||||
Guide rail system | ||||||
GR 101 | DN 100, 235x254x345 (AxBxH) | JP21037 | ||||
Swing-type check valve | ||||||
R 101 EN 12050-4 | DN 100, PN 4, flange PN 10, EN 558, 300 (H) | JP00325 | ||||
R 100 G EN 12050-4 | DN 100, PN 4, flange PN 10, EN 558, with counter weight, 300(H) | JP00324 | ||||
Sluice valve | ||||||
DN 100, PN 10, EN 1171 | 345x190 (HxB) | JP00329 | ||||
Elastic connection | ||||||
+ Clamps, 2“ DN 100, PN 4 | 200x110 (HxD) | JP50905 | ||||
+ Clamps ,2“ DN 100, PN 4 | 200x114 (HxD) | JP50906 | ||||
Flanged Y-pipe | ||||||
DN 100/100/100 | 355x480(HxB), PN 10 | JP00203 | ||||
Pump base | ||||||
C 325, for C2,CW2 | 145x565 (HxB) | JP00701 | ||||
Flanged connection | ||||||
C 100 (similar Q-piece 90°), DN 100 PN10/PN6 | 175x120 (HxB) | JP00579 | ||||
Flushing tube | ||||||
Type II | 55/... - 100/... | JP28222 |