Circulating Pumps By Wilo Mather & Platt Pumps Private Limited -...

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Product Description

Design
Glandless circulation pump with flange connection, EC motor with automatic power adjustment

Application
Hot-water heating systems of all kinds, air-conditioning systems, closed cooling circuits, industrial circulation systems.

Special features/product advantages
LED display provides complete transparency of set delivery head, speed stage or possible errorsSimple adjustment over three speed stages when replacing an uncontrolled standard pumpEasier electrical connection using the Wilo plugSystem availability ensured via collective fault signalCompact design and proven ease of use

Type key

Example:	Wilo-Yonos MAXO-D 32/0.5-7
Yonos MAXO	High-efficiency pump (screw-end or flange-end pump), electronically controlled
-D	Double pump
32/	Nominal connection diameter
0.5-7	Nominal delivery head range [m]

Technical data
Energy efficiency index (EEI) ≤ 0.23Permissible temperature range of -20°C to +110°CMains connection 1~230 V, 50/60 HzProtection class IP X4DFlange connection DN 32 to DN 80Max. operating pressure of standard version: 6/10 bar or 6 bar (special version: 10 bar)

Equipment/function
Operating modes
Δp-c for constant differential pressureΔp-v for variable differential pressure
Manual functions
Setting the operating modeSetting of pump output (delivery head)
Automatic functions
Infinitely variable power adjustment according to the operating modeDeblocking functionSoft startIntegrated full motor protection
Signal and display functions
Collective fault signal (potential-free NC contact)Fault signal lightLED segment display for displaying the delivery head and fault codes
Double pump function
Main/standby operation: for an automatic fault-actuated switchover, a corresponding switchgear must be provided on-site.Predefined control mode and set delivery head must be identical for both pumps.
Equipment
Wrench attachment point on pump body (for threaded pipe union pumps)Quick electrical connection with Wilo plug. For the connection of the mains and SSM lines, with integrated strain reliefFor flange-end pumps: Flange versionsStandard version for pumps DN 32 to DN 65: Combination flange PN 6/10 (flange PN 16 acc. to EN 1092-2) for counter flanges PN 6 and PN 16Standard version for DN 80/DN 100 pumps: PN 6 flange (designed for PN 16 according to EN 1092-2) for PN 6 counter flange

Materials
Pump housing: grey cast iron with cataphoretic coatingShaft: Stainless steelBearing: carbon, metal impregnatedImpeller: Plastic

Scope of delivery
PumpIncl. washers for flange screws (for nominal connection diameters DN 32 - DN 65)Including installation and operating instructions

Accessories
Counter flanges for flange connectionAdapter fittings