HydroCraft
Grundfos CMBE 3-93, High-head 93 m booster pump for multi-storey buildings and commercial premises

CMBE 3-93

Grundfos CMBE 3-93

High-head 93 m booster pump for multi-storey buildings and commercial premises

GrundfosHydroCraft partner

Grundfos CMBE 3-93 is a high-efficiency compact booster system with a maximum head of 93 metres (333 ft), suitable for multi-storey residential and commercial buildings with demanding pressure requirements. The system comprises a CME pump with an integrated variable frequency drive, 6 AISI 304 stainless steel impellers, a diaphragm vessel, a pressure gauge, a pressure and flow sensor, a controller and a 5-way fitting with a non-return valve. The permanent-magnet motor (ECM) delivers quiet operation and low energy consumption.

Maximum head
93 m (333 ft)
Maximum flow rate
25 GPM / 5.7 m³/h
Rated flow rate
3.7 m³/h
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Price and delivery time on request. Working hours: Mon–Fri, 8:30–17:00

Features

What Grundfos CMBE 3-93 offers

  • High-efficiency permanent-magnet motor (ECM)
  • Integrated variable frequency drive for constant pressure
  • 6 impellers for a high head of up to 93 m
  • Low noise level — ≤ 55 dB(A)
  • Dry-running protection with automatic restart
  • AISI 304 stainless steel body and impellers
  • Integrated diaphragm vessel to prevent pressure fluctuations
  • Compact all-in-one design for easy installation
  • Speed range 360–4000 rpm
  • IP55 protection rating

Applications

Where it is used

  • Multi-storey residential buildings
  • Commercial premises
  • Pressure boosting in large installations
  • Hotels and public buildings
  • Industrial applications
  • Irrigation systems
Supply, installation and servicePumps and pressure systems

Technical data

Grundfos CMBE 3-93 specifications

Key parameters

Model
CMBE 3-93 I-U-C-D-D-A
Part number
98374694
Pump type
Horizontal multistage centrifugal
Rated flow rate
3.7 m³/h
Maximum flow rate
25 GPM / 5.7 m³/h
Maximum head
93 m (333 ft)
Maximum working pressure
10 bar (145 psi)
Number of impellers
6

Electrical data

Power P2
1.5 kW
Power (HP)
2 HP
Voltage
1 × 200–240 V
Frequency
50/60 Hz
Maximum current
9.10–7.60 A
Speed range
360–4000 rpm
Protection rating (pump)
IP55
Protection rating (sensor)
IP44
Insulation class
F

Operating conditions

Liquid temperature
0–60 °C
Maximum ambient temperature
55 °C
Operating temperature
−20 to +50 °C
Storage temperature
−30 to +60 °C
Noise level
≤ 55 dB(A)
Pumped medium
Clean water

Connections and dimensions

Connection (inlet)
Rp 1" (Whitworth)
Connection (outlet)
Rp 1"
Dimensions (L × W × H)
406 × 217 × 455 mm
Net weight
20 kg
Diaphragm vessel capacity
2 litres
Non-return valve
Yes

Materials

Pump body
Stainless steel DIN W.-Nr. 1.4301 / AISI 304
Impellers
Stainless steel DIN W.-Nr. 1.4301 / AISI 304
Flange
Cast iron
Stator housing
Silumin (aluminium)
Terminal box
Composite material
Seals
EPDM

Certification

Certification
CE

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Enquiry about Grundfos CMBE 3-93

Tell us about the site and we will confirm the model, the price and the delivery time. Installation and service are done by our own teams.

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