hintech-electric: December 2007

Thursday, December 27, 2007

Featured Products- Solenoid Valves from Emerson Climate Technologies

With Emerson® flow control products, you not only get the industry’s leading technology and products, you also get the expertise and support of Emerson Climate Technologies standing behind you. Our solenoid valves, provide the lowest leak rates in the industry. The patented-design coil clip, along with a more versatile coil housing, makes assembly quick and easy. One coil fits all valves.

Literature
Cutaway
White Paper
Contractor Tip Cards
Flow Controls

Indications Without Insight Aren’t Really Indications At All

Moisture indicators on HVACR systems have been billed as critical early-warning components in the fight to cut the long-term effects of water damage and reduce repair and maintenance costs. But do they truly live up to their billing? And even more important, are they the answer to the changing demands the coming HFC refrigerants will place on systems?

Traditionally, moisture indicators have been green/yellow wafers that said the system was either “dry” (green) or “wet” (yellow). But, this simply does not go far enough. Here’s why. [More]

Thursday, December 20, 2007

Electrical control valve

Fully hermetic design
Stepper motor driven
Short opening and closing time
High resolution
Excellent repeatability
Positive shut-off function to eliminate use of additional solenoid valve
Bi flow version for heat pumps
High linear flow capacity
Wide capacity range
Continuous modulation of mass flow, no stress (liquid hammering) in the refrigeration circuit
Direct coupling of motor and valve for high reliability
Ceramic slide and port for high accurate flow and minimal wear
Corrosion resistant stainless steel body
Straight through
Compatiable with all CFCs, HCFCs and HFCs
Balanced force design
Europe patent no. 0743476, USA patent no. 5735501, Japan patent no. 28225789