What does CL2 rated mean?
A CL2 rating meaning that a cable has passed the required NEC test for a high rating of fire resistance. The cable’s materials are not going to burn during a sudden surge of electricity up to 150 watts and the cable itself will not carry a flame.
Is CL2 cable plenum rated?
CL2 cables may be further classified as “CL2R” (Riser Rated) and CL2P (Plenum Rated). For a more detailed explanation of Riser and Plenum ratings, see “CMR” and “CMP” below. CL3: CL3 stands for “Class 3” wire and is also defined in Article 725 of the National Electric Code.
What is UL CL2?
CL2 (Class 2) This is one type of mark that is given to cables that meet the UL 13 “Power-limited Circuit” standard, which is designed to test the safety of cables when they are installed in buildings.
What does FT1 mean on wire?
The FT1 is a vertical flame testing procedure that has the cabled subjected to a 15-second test of a 3,000 BTU/hour flame five times. The pass or fail criteria for this is a finished conductor shall not convey flame or continue to burn for more than 60 seconds after five 15-second applications of the test flame.
How do I know if my Ethernet cable is plenum rated?
Look for CMP(means Communications Plenum Cable) ,CL3P(Shielded Multi-Conductor Plenum Security Cable) , or CL2P(Class 2 plenum cable ) marked on the cable. Plenum cable is covered with a fire proof plastic layer of either a low-smoke polyvinyl chloride (PVC) or a fluorinated ethylene polymer (FEP).
How do I know if my cable is plenum rated?
Is Lszh plenum rated?
As the two illustrations make clear, LSZH is no substitute for plenum rated cable. LSZH may be a safer alternative to outdoor (CMX) cable jackets being used indoors, but right now that is all it has going for it.
What is FT1 fire rating?
What is FT1?
Acronym. Definition. FT1. Fire Control Technician First Class (Naval Rating)
Do I need CL2 HDMI?
The relevant question is; are you using the cable to run in either a space above a ceiling that extends over more than one room, or in a wall area or chase that extends between more than one floor. If you are, then your local code will likely require CL2 rated cable.
Do I really need in wall rated HDMI cable?
1-6 of 6 Answers. Hello, these cables have been certified under the National Electric Code as safe to be installed inside a wall in a residential building. A certified electrician would look for this marking if this cable is being ran through a wall during installation.
What’s the difference between plenum and non-plenum?
Thus, fire and building safety codes mandate plenum-rated cables be used in plenum spaces and air ducts. They can also be used in non-plenum areas. Non-Plenum cables, on the other hand, are much cheaper and not as fire-resistant. When burned, they release toxic fumes such as hydrochloric acid and dioxin.
Is Cat6 plenum rated?
Cat6 Cable is used in network applications and has been designed specifically for Gigabit Ethernet applications. They perform at high-data transfer rates, and work with ATM and gigabit speed products. This particular cable is a plenum rated blue UTP (Unshielded Twisted Pair) bulk cable.
What makes a cable plenum rated?
Plenum rated cable has a special insulation that has low smoke and low flame characteristics. Plenum cable is mandated to be installed in any “air handling” space. For example, most large office buildings use the ceiling to return air to the AC unit.
What is the difference between a VW-1 and a Cl2 cable?
They will be able to better advise on whether or not a VW-1 rating is safe for in wall usage. A CL2 rating meaning that a cable has passed the required NEC test for a high rating of fire resistance. The cable’s materials are not going to burn during a sudden surge of electricity up to 150 watts and the cable itself will not carry a flame.
What is the difference between Cl2 and CL3 rated cables?
These ratings are generally flammability related. CL2 and CL3 are commonly seen on standard in wall rated cables such as HDMI cables or Audio Video cables. There are also higher rated designations such as CM, CMR and CMP. If a CL2 rated cable is required for an installation, a higher rated cable can always be used in its place.
What is a VW-1 rated cable?
Cables that have a VW-1 rating have passed this test and are considered fire resistant. However, a VW-1 rating does not necessarily mean that the cable is safe to run in wall. We strongly recommend contacting your local code enforcement, or your insurance company.
What is the voltage range of a Cl2 cable?
CL2 circuits are limited to 100VA of power at 30V and up to 0.5VA between 30V and 150V. CL2 rated cables are often referred to as in-wall rated cables and can be run almost anywhere except plenums.