What is a UL 300 system?

What is a UL 300 system?

UL-300 is a fire testing standard administered by Underwriters laboratories (UL). In order for appliance companies to receive UL labels on their products, each individual model must be submitted to UL for testing. The appliances must meet specific requirements in order to be approved and certified as UL-300.

What is UL KNLZ?

UL KNLZ: Commercial cooking equipment with integral systems for limiting the amount of grease laden air including the use of catalytic combustion technology integral with the cooking equipment. EPA 202 Standards are used.

Why should you upgrade to UL 300?

Arguably, the most important reason to follow UL 300 is to ensure customers and employees are protected. Proper compliance with UL 300 and other commercial kitchen fire codes is helping restaurants achieve safer environments.

What events lead to the standardization of UL 300?

On November 21, 1994, a new Underwriters Laboratories test standard entitled UL 300, Fire Testing of Fire Extinguishing Systems for Protection of Restaurant Cooking Areas, went into effect. This new standard is the result of changes in fire hazards involving commercial cooking equipment.

What is a UL 300 automatic extinguishing system?

UL 300 is a fire-safety standard for commercial kitchens created by Underwriters Laboratories. In essence, UL 300 helps restaurants reduce their risk of kitchen fires by ensuring that their cooking equipment and kitchen setup minimize the collection of grease in ductwork and in the air.

What is NFPA 17A?

NFPA 17A is a must-have for anyone who purchases, designs, installs, tests, inspects, approves, lists, operates, or maintains pre-engineered wet chemical fire extinguishing equipment. Major revisions to the 2021 edition include: Addition of a chapter addressing wet chemical extinguishing systems for mobile equipment.

Does a convection oven need to be under a hood?

In residential homes, a convection oven does not require a range hood. If you use multiple ovens, you’ll definitely want a range hood. Otherwise smoke, grease, and contaminants will linger in your kitchen. In most commercial settings, convection ovens that produce heat or steam require a vent hood.

Does an electric combi oven need a hood?

Because combi ovens create steam, they typically require an exhaust hood by code. To understand exactly what you may or may not need, check your local codes to find out requirements. Some areas allow common exhaust ducting, while others require fire-rated grease ducting – a more complicated, costlier alternative.

How much does Ansul system cost?

Typically, the cost of this type of system is around $2,000 to $6,500, depending on several factors….Ansul Kitchen–Hood Fire–Suppression System Costs & Models.

Model	Pricing
Ansul Pre-Pipe Fire System 9ft to 12ft	$3,900 to $4,300

Do deep fryers need hood vent?

Local fire and health codes dictate if equipment such as griddles, ranges and fryers require a hood. If you are using an electric oven or griddle to cook greasy foods that will produce a lot of smoke, a hood may be needed. If you are using it for baked goods that will not produce much smoke, you may not need one.

Why was ul 300 needed for deep fryers?

Before UL 300, most commercial cooking involved animal fat. Deep fryers were poorly insulated which made cooking temperatures inconsistent. The extinguishing systems which protected those kitchens used a dry chemical that provides little or no cooling. Today, deep fryers have excellent heat retention and are well insulated.

What kind of oil is used in a deep fryer?

Today, deep fryers have excellent heat retention and are well insulated. Restaurants today also typically use vegetable oils for cooking, not animal fats. But that means that dry chemical and older wet chemical systems are no longer capable of extinguishing and/or sustaining that extinguishment.

What do you need to know about ul 300 fire suppression?

Fire suppression systems that are UL 300-compliant must use a wet chemical agent. Wet chemicals smother (suppress flammable vapors) the fire, but they also cool the source so it can’t reignite. Keep in mind that although a system may be labeled as “wet chemical,” that doesn’t necessarily mean it is UL 300-compliant.

What kind of fire extinguisher is used for deep fryers?

They are simply classified as a “Class D” extinguisher. Class K: Commercial Deep Fat Fryers (cooking oil fires). Class K Fire extinguishers are have been rated to be used on Kitchen fires involving cooking oils and deep fryers. Class K are not given a numerical rating.