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» EVM - EVMG Series
» Chi tiết sản phẩm :
 
VERTICAL MULTISTAGE ELECTRIC PUMPS
in cast iron, AISI 304, AISI 316
Vertical multistage centrifugal electric pumps available in various versions: cast iron (EVMG), AISI 304 stainless steel (EVM), AISI 316 stainless steel (EVML).

APPLICATIONS
• Civil, industrial, agricultural and fire-fighting pressure boosting systems
• Primary water treatment plants, reverse osmosis, seepage, etc. • Moving moderately aggressive fluids • Boiler loading • Washing, heating systems and air-conditioning

TECHNICAL DETAILS
• Reliable, strong, silent and easy to service • The EVM pumps can be coupled with standard EIC motors • They offer state-of-the-art technical solutions • The EVM vertical multistage pumps (hydraulic parts) are in compliance
with the 94/9/CE Directive on ATEX products (they belong to Group II,
Category 2) • Oval counter-flanges, “N” version, already included • Round counter-flanges, “F” version, as accessories

TECHNICAL DATA
• Maximum working pressure: 16 bar, 25 bar, 30 bar for EVM32 - EVM45 only
• Temperature of the liquid: from -15°C to +120°C; from -15°C to +85°C (for EVMW)
• Self-ventilated 2 pole asynchronous motor • Class of insulation F • IP55 Protection rating • Single phase voltage 230V ± 10% 50Hz (up to 2.2 kW), three phase
voltage 230/400V ±10% 50Hz (up to 4 kW included), three phase voltage 400/690V ±10% (5.5 kW and above)

MATERIALS
Lower pump body, external casing, disco seal housing disc, impellers, nozzles, shaft casing, joint cover and small elements in contact with the liquid in AISI 304 (EVM), AISI 316 (EVML) ["EVMG" version: body in cast iron and hydraulic parts in AISI 304]
Tie-rods and small elements not in contact with the liquid in galvanised steel Shaft in AISI 316 Bearings in contact with the liquid in tungsten carbide
Motor support and base in cast iron Mechanical seal in SiC/Carbon/FPM (models 3-5-10-18) Mechanical seal with cartridge as per standard in SiC/Carbon/FPM (models 32-45-64) (F= round counter-flanges; N= oval counter-flanges)

SPECIAL VERSIONS
• Version with WRAS approval (EVMW 3-5-10-18) • ATEX version for complete electric pump • Also available with efficiency 1 motor

ACCESSORIES (on request)
• Round counter-flanges for “F” version available in: - galvanised/EPDM - AISI 304/EPDM - AISI 316/Viton

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