HESI Igniter0 pages

High Energy Spark Igniter
A UTC Fire & Security Company
Forney’s High Energy Spark Igniter
(HESI) provides a highly reliable, nonfouling source of ignition for oil or gas
igniters or small burners.
Features & Benefits
Product Overview
•t N on-Fouling Spark Tip
The High Energy Spark Igniter (HESI) is a Class 3 Igniter used for direct
The surface gap spark tip emits a self-
spark ignition of oil or gas igniters or small burners. Forney’s HESI provides a
cleaning, highly reliable, 12 joule spark even
highly reliable source of ignition for a wide range of industry igniters utilizing a
in the presence of moisture, oil and carbon
12 joule source of energy delivered to the spark tip (3 sparks per second) which
deposits.
easily ignites the fuel.
•t Removable Spark Tip
The High Energy Spark Igniter consists of three major components: a
The spark tip completely detaches from the
power unit, spark rod assembly and cable assembly.
spark rod through a threaded connection.
Replacement of the spark tip is quick and
easy.
The power unit is packaged in a NEMA-4 or 4X enclosure suitable for
wall mounting at the burner front. The power unit develops 12 joules of energy
delivered to the spark tip through the use of heavy duty electrical components.
•t Application Flexibility
Standard, flexible and retractable HESI
models are available to fit a variety of igniter
or burner types.
•t Cost Effective Solution
Proven technologies at an affordable price.
Pre-packaged, pre-engineered product minimizes cost and lead time.
•t Safe Operation
Heavy duty, UL approved flexible cable
connects the power unit to the spark rod
assembly ensuring operator safety.
It has a 50% duty cycle at temperatures up to 135°F ambient. The spark gap tube
is visible through a window in the front cover providing local indication that the
power unit is functioning properly.
The spark rod is available in the standard rigid design or in a flexible
configuration for use in a tilting tangential burner application. The spark rod
features a self-cleaning surface-gap spark tip that is easily replaceable via a
threaded connection. Both rigid and flexible spark rods can be provided with an
optional retraction assembly to allow the spark tip to be inserted and retracted
from the firing position.
The cable assembly consists of heavy duty 12-gauge, 3,000-volt wire
sheathed in a ½ inch flexible conduit terminated with quick release, militarygrade connectors.
Standard designs are available for both Class I Div 2 and Class I Div 1 area
applications.
Forney Corporation • 3405 Wiley Post Road • Carrollton, TX 75006 • 800-356-7740 • Fax 972-458-6650 • www.forneycorp.com
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