Features/Product Advantages

Electrophoretic coating ensures high corrosion resistance standards
Motor housing and connection bracket feature standard condensate drainage holes
Series design: Motor with a continuous shaft
Model N: Standard V1 motor with a stainless steel stub shaft
Bi-directional, flushed mechanical seal

Environmental Attributes

Compact cast-iron component design minimizes weight
Production and processes at our European plants ensure sustainability and carbon neutrality

Construction

Dry-rotor pump in an in-line configuration with threaded or flanged connections

Applications

Pumping of hot water (compliant with VDI 2035), cold water, and water/glycol mixtures in heating, cooling, and chilled water systems (fluids must be free of abrasive materials).

Model Code

Technical Data

Permissible temperature range: -20 °C to +120 °C
Mains connection: 3~400 V, 50 Hz (other options available upon request)
Protection class: IP55
Nominal diameter: Rp 1 to DN 100
Max. operating pressure: 10 bar (special version: 16 bar)

Materials

Pump housing and lantern: EN-GJL-250
Impeller: PPO (glass-fiber reinforced) or EN-GJL-200 (depending on pump type)
Shaft: 1.4021
Mechanical seal: AQEGG; other mechanical seals available upon request

Type

Single-stage low-pressure centrifugal pump in in-line design, equipped with

Mechanical seal
Flanged connection with pressure measurement connection (R 1/8)
Motor with continuous shaft

Scope of delivery

Pump
Installation and operating instructions

Options

Version ...-H4 with PN 6/10 flanges (surcharge applies)
Version ...-H5 with PN 16 housing (surcharge applies)
Other voltages and frequencies, as well as ATEX-certified models, available upon request

Accessories

Installation brackets for base mounting
PTC thermistor sensors, PTC resistor trip relays
Special motors
Special mechanical seals
SC-HVAC and CC-HVAC control systems and control switches