480V Wilo Hot Water Circulation Pump Vertical Multistage Pump Wilo-CronoBloc-BL

• 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)

• 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

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

• Pump
• Installation and operating instructions

• ...-L1 variant with bronze impeller (at additional charge)
• …-L4 variant with stainless steel impeller (at additional charge)
• ...-H1 variant with housing made of spheroidal cast iron (at additional charge)
• Variant ...-P6 with "back pull-out" design and cartridge mechanical seal (subject to surcharge)
• Other voltages and frequencies as well as ATEX approval on request

• Bases (pump housing and motor) for installation on a base
• PTC thermistor sensor, PTC thermistor tripping relay
• Special motors
• Special mechanical seals
• SC-HVAC, CC-HVAC control systems and switchgears