Caleffi Hydronic Solutions

Caleffi is a manufacturer of high-quality components for heating, plumbing, air conditioning, heat metering and renewable systems, for domestic and industrial plants.

In 2014, more than 1,000 employees all over the world, 15 companies, three manufacturing premises all set in Italy and more than 70 active markets. The CUBOROSSO (REDCUBE) Studies and Research Centre and the MAV Automatic Vertical Warehouse which guarantees even faster shipment and more punctual delivery, are additional strength points.

Caleffi issues a number of educational journals in different countries and different languages. They are intended for hydronic professionals to aid them in system design, component application and selection. This publication is written by engineers and oriented towards innovative design techniques with a commitment to continuous education of hydronic professionals.

Caleffi first began the educational publications in Europe approximately 12 years ago. Since then, the publications have met with much success and the collection is frequently referenced by contractors and designers alike.

To learn more about Caleffi or to receive your copies of the Caleffi IDronics books do not hesitate to call us at 1-800-665-3336

Caleffi Dirt Separators

DISCALDIRT® Air and Dirt Separator (brass)

Air and dirt separator.

Brass body.

Stainless steel float guide pin and linkage.

Glass reinforced nylon interlaced element.

Max working pressure: 150 psi

Working temp range: 32° –250°F

Particle separation capacity: to 5 μm (0.2 mil)

Air separation efficiency: up to 100% removal

Caleffi Dirt Mags

DIRTMAG® - Dirt Separator with Magnet

Combination air, dirt, hydraulic and magnetic separator.

Epoxy resin coated steel body.

HDPE internal coalescing element, removable for cleaning.

Pre-formed insulation.

Max working pressure: 150 psi

Working temp range: 32˚ - 210˚F

Working temp range without insulation: 32˚ - 230˚F

Particle separation capacity: to 5 μm (0.2 mil)

Magnetite removal efficiency: 95%

Air separation efficiency: 100% to microbubble level.

Complete with union connections.

Thermowell tap: 1/2" female

Hydraulic Separation

SEP4™ 4-in-1 Hydraulic Separators

Combination air, dirt, hydraulic and magnetic separator.

Epoxy resin coated steel body.

HDPE internal coalescing element, removable for cleaning.

Pre-formed insulation.

Max working pressure: 150 psi

Working temp range: 32˚ - 210˚F

Working temp range without insulation: 32˚ - 230˚F

Particle separation capacity: to 5 μm (0.2 mil)

Magnetite removal efficiency: 95%

Air separation efficiency: 100% to microbubble level.

Complete with union connections.

Thermowell tap: 1/2" female

Caleffi Trim Kits

Boiler Trim Kits (with backflow preventer)

The NA553 Series Boiler Trim Kit has 10 configurations that combine 8 common boiler installation components into one simple package.

The kit includes:

(1) MiniCal® air vent with service check (3/4”, 1” or 1-1/4”)

(1) Backflow Preventer

(1) AutoFill™ Boiler Feed Valve

(1) Air purger

(1) Expansion Tank Check Valve

(2) Brass Nipples

(1) Brass Tee

(1) Expansion Tank (2.2, 4.4 or 7.6-gallon)

Available in sweat or NPT connections.

Caleffi Relay Boxes

ZVR Z-one™ Relay

Multi-zone valve relay and boiler operating control for multiple zone hydronic heating systems.

Interfaces with low voltage thermostats, or any other low voltage controllers having a switching action.

Controls from 3 to 6 zones (model dependent).

System circulator pump and secondary pump is turned on whenever any zone calls for heat.

LED indicators provide functional status and easy system troubleshooting.

ZVR series is a perfect match with Caleffi Z-one™ motorized zone valves.

Power supply: 120 VAC 50/60Hz

Transformer voltage: 24 VAC

Max transformer load:

40VA (ZVR 103/4)

80VA (ZVR106)

Electrical switch rating: 20A max combined

Electrical switch rating pumps: 120 VAC, 5A each

Electrical switch rating, ZR/ZC, DHW, XX: 120 VAC max, 2A each

Resettable fuse: automatic

High capacity 40VA transformer standard for 3 and 4 zone models (expandable to 80VA)

80 VA transformer standard for 6 zone control model

Caleffi Idronics

idronics™

idronics™ is an educational journal series intended for hydronic professionals to aid them in system design, component application and selection. This publication is written by engineers and oriented towards innovative design techniques with a commitment to continuous education of North American hydronic professionals. Caleffi first began the educational publications in Europe. Since then, the publications have met with much success and the collection is frequently referenced by contractors and designers alike. Each issue will provide detailed technical discussion of the “best practices” available for deploying hydronic technology in the 21st century.