2GP(E) Matrix

Summary

Product Identification

The EBARA GP-GPE MATRIX series consists of pressurisation units, also referred to as RESEAU BOOSTER SET 2GP(E) MATRIX. These units are automatic systems with 2 or more pumps operating in parallel, designed to maintain water supply pressure.

Model nomenclature includes:

• 2: Number of principal pumps (typically 2).
• GP: Fixed speed operation.
• GPE: Variable speed operation.
• MATRIX: Principal pump mode.
• Control type:
  • Null = Fixed speed EP-E
  • EFC = Single Inverter SP-EFC
  • MFC = Multi Inverter SP-EFC
  • ESPM = E-SPD MT
  • ESPT = E-SPD TT
• Phase booster:
  • M = Single phase
  • Null = Three phase

Operating Limits

• Maximum working pressure (Booster Set): 10 bar
• Maximum working pressure (Pump): 1 MPa (10 bar)
• Ambient operating temperature: 0 - 40°C, no higher than 1000 m above sea level.
• Max relative humidity: 50% at +40°C.
• Installation: Units must be installed under cover, protected from the weather and freezing.
• NPSH: The system available NPSH must be greater than the NPSH demanded from the pump.

Feed Water

The conveyed fluid must be:

• Clean, potable, ground or mixed water.
• Free of solid or fibrous suspensions and aggressive chemical substances.
• Liquid type (Pump): Water, moderate aggressive solutions, glycol solutions, moderate viscous fluids.
• Liquid temperature range:
  • Booster Set: 0 - 50°C (depending on pumps)
  • Pump: -15°C to +85°C

Mechanical / Hydraulic

Booster Set Performance (2GP(E) MATRIX)

• Nominal flow rate (Single pump):
  • Version 3: 4.8 m³/h
  • Version 5: 7.8 m³/h
  • Version 10: 15.0 m³/h
  • Version 18: 27.0 m³/h
• Nominal flow rate (2GP(E) unit):
  • Version 3: 9.6 m³/h
  • Version 5: 15.6 m³/h
  • Version 10: 30.0 m³/h
  • Version 18: 54.0 m³/h

Key Components Material

• Frame: Omega sheet, Galvanized steel
• Manifold (suction / discharge): Threaded manifold, AISI 304
• Closing manifold: Threaded female cap, Brass (up to 2”1/2 manifold), Galvanized steel (3” manifold). Stainless steel only for Matrix 18.
• Check valve: Threaded check valve, Brass / NBR
• Ball valve: Threaded ball valve, Brass / PTFE
• Socket for air feeders (GP version only): Threaded socket, Brass
• Pressure gauge: M3A-ABS 50/FR / plastic-copper alloy
• Pressure switches (GPE with SP EFC / MFC panel): XMP / -25°C…+70°C
• Pressure transmitter: EN 10088-1.4301 (AISI 304) / 1.4404 (AISI 316L)
• Pump Casing: EN 1.4301 (AISI 304)
• Impeller: EN 1.4301 (AISI 304)
• Casing cover: EN 1.4301 (AISI 304)
• Shaft seal: Ceramic/Carbon/EPDM
• Shaft: EN 1.4301 (AISI 304) wet extension
• Bracket: EN AB-AISi11Cu2(Fe) (Die cast Aluminium)
• Motor Casing Material: Aluminium
• Motor support: Aluminium

Pipe Connections (UNI ISO 228)

• Suction:
  • Version 3: G 1”
  • Version 5: G 1” ¼
  • Version 10: G 1” ½
  • Version 18: G 2”
• Discharge:
  • Version 3: G 1”
  • Version 5: G 1” ¼
  • Version 10: G 1” ½

Dimensions and Weights: Overall dimensions and weights for various 2GP MATRIX and 2GPE MATRIX models are provided in detailed tables within the official PDF. See the official PDF for exact tabulated values.

Electrical

Motor Data (50 Hz)

• Rotation speed: 2850 min⁻¹
• Power rating:
  • Single-phase: 0.65 ÷ 2.2 kW (0.9 ÷ 3.0 HP)
  • Three-phase: 0.65 ÷ 4.0 kW (0.9 ÷ 5.5 HP)
• Voltage:
  • Single-phase: 230 ± 10% V
  • Three-phase: 230/400 ± 10% V
• Type: Electric - TEFC
• Efficiency level: IE3 from 0.75 kW up to 4.0 kW (0.65 kW not specified)
• N° of poles: 2
• Protection degree: IP 55
• Insulation class: F
• Capacitor: Built in (Single-phase), Not applicable (Three-phase)
• Overload protection: Built in (Single-phase), Provided by the user (Three-phase)

Control Panel Fixed Speed (2 EP-E Specification)

• Frequency: 50/60 Hz
• Voltage:
  • Single-phase: 230 V ± 10%
  • Three-phase: 400 V ± 10%
• Power:
  • Single-phase: 0.55 ÷ 2.2 kW
  • Three-phase: 1.1 ÷ 7.5 kW
• Protection degree: IP 56
• Ambient Temperature: -10°C + 50°C up to 7.5 kW
• Pressurisation units: 2 pumps (4 pumps version available on request)
• Relative humidity: 50% at 40°C MAX (90% at 20°C)
• Max altitude: 1000 m (a.s.l.)
• Features: P.MIN (dry running protection), TRP (control by pressure transmitter), PR1/PR2 (pump start/stop), automatic start sequence alternation, motor overload protection with automatic/manual reset, motor line protection against short-circuits with fuses, transformer and auxiliary circuit protection with fuses, remote signalling.

Control Panel Variable Speed (E-SPD Specification)

• Power Voltage:
  • Single-phase 230 V (MT version)
  • Three-phase 400 V (TT version)
• Output Voltage (pump):
  • Three-phase 230 V (MT version)
  • Three-phase 400 V (TT version)
• Output frequency: 50 ÷ 60Hz
• Maximum pump power: 2.2 kW (MT), 4 kW (TT)
• Max I in: 20 A (MT), 12 A (TT)
• Max I out: 11 A (MT), 11 A (TT)
• Pressure setpoint: 0.5 ÷ 25 bar
• Protection degree: IP 55
• Ambient Temperature: -10 ÷ 40°C
• Pressurisation units: 2-3 pumps
• Weight: 2.7 Kg
• Protections: Dry-running, Over/under voltage, Short-circuit, Overload, Overtemperature, Low pressure, Pressure sensor fault.

Control Panel Variable Speed (SP EFC and MFC Specification)

• Power Voltage: Three-phase 400 V
• N° phases: Three phase without the use of neutral
• Frequency: 50/60Hz
• Pump power: From 1.5kW up to 30kW
• Protection degree: IP55 up to 2.2kW, IP44 3kW and above
• Ambient Temperature: -10°C + 40°C
• Pressurisation units: 2 or 3 pumps
• Versions:
  • EFC: Control panel for two or more electric pumps, with a single inverter with pump exchange.
  • MFC: Control panel for two or more electric pumps, with an inverter for each individual electropump.
• Features: Modulates pump operation in response to pressure transmitter (or other 4-20 mA signal), regulates pump speed to keep system demand constant. Pressure switches provide direct control if electronic controller or pressure transmitter fails.

Disclaimer

This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions present in the official OEM PDF datasheet. For contractual data and complete product information, the official OEM PDF revision used on the project must be consulted.

Official datasheet (PDF)

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