Wilo-CronoBloc-BL
Series description


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
Example | BL 40/160-4/2 |
BL | Monobloc pump |
40 | Nominal diameter DN of the pipe connection (pressure port) |
160 | Nominal impeller diameter |
4 | Rated power P2 in kW |
2 | Number of poles |
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
Duty chart
Wilo-CronoBloc-BL

Wilo-CronoBloc-BL


