Wilo-CronoBloc-BL

Your advantages

• Energy-efficient due to state-of-the-art pump hydraulics and the use of IE3 motors
• Cataphoretic coating of all cast iron components ensures high resistance to corrosion and long service life
• Universal use in diverse applications thanks to different impeller materials, several motor options as well as different mechanical seals
• Easy installation due to standard pump support feet and optional supporting blocks
• Easy maintenance and user-friendly design with optional “back pull-out” design and cartridge mechanical seal for large pump types

Construction

Glanded pump in block design with flange connection

Application

For pumping heating water (in accordance with VDI 2035), water-glycol mixtures, cooling water and cold water without abrasive substances in heating, cold water and cooling water systems.

Scope of delivery

• Pump
• Installation and operating instructions

Type key

Technical data

• Permissible temperature range of -20 °C to +140 °C
• Mains connection 3~400 V, 50 Hz (others on request)
• Protection class IP55
• Nominal diameter DN 32 to DN 150
• Max. operating pressure 16 bar (optionally 25 bar on request)

Materials

• Pump housing and lantern: Standard: EN-GJL-250; optional: Spheroidal cast iron EN-GJS-400-18-LT (depending on type)
• Impeller: Standard: EN-GJL-200; special version: Bronze CuSn 10 stainless steel 1.4408 (depending on type)
• Shaft: 1.4122
• Mechanical seal: AQEGG; other mechanical seals on request

Description/construction

Single-stage low-pressure centrifugal pump in monobloc design, with axial suction port and radially arranged pressure port with

• Mechanical seal
• Flange connection with pressure measuring connection R ¹/8
• Lantern
• Coupling
• IEC standard motor