At what weight does a fixture for a luminaire require support independent from the outlet box?

At what weight does a fixture for a luminaire require support independent from the outlet box?

50 lb
Ceiling Outlets Boxes shall be required to support a luminaire weighing a minimum of 23 kg (50 lb). A luminaire that weighs more than 23 kg (50 lb) shall be supported independently of the outlet box, unless the outlet box is listed and marked for the maximum weight to be supported.

Which of the following is permitted to support a lighting fixture weighing over 50 pounds?

Per 314.27(B), outlet boxes may be used to support luminaires that weigh as much as 50 lb.

Where do you install the branch circuit when wiring lighting fixtures?

33. Explain where to install the branch circuit when wiring lighting fixtures. Some electricians prefer to run the branch-circuit wiring to the junction box on the recessed luminaire, then drop the switch loop to the switch box location.

What is the maximum weight of a luminaire permitted to be hung directly from an outlet box in a ceiling?

50 pounds
Unless the outlet box is listed for the weight to be supported, it can’t support luminaires weighing more than 50 pounds.

What is the maximum weight of a luminaire that can be supported by the screw shell of a lamp holder?

(A) General. Fixtures and lampholders must be securely supported. You cannot support a fixture by the screw shell of a lampholder if it weighs more than 3 kg (6 lb.) or exceeds 400 mm (16 in.) in any dimension.

How much weight can a light fixture hold?

All ceiling boxes are required to support at least 50 pounds (NEC 314.27(A)), so you can assume the box will be able to support a simple light fixture. Boxes that are designed to support ceiling fans must be labeled as such, and must have a label listing the weight it can support if over 35 pounds (NEC 314.27(D)).

How do you run outlets and lights on the same circuit?

Yes, if you want, you can use separate circuits for your outlets and lights. In this process usually, a 15 amp circuit is used for lighting. For the outlets, you can use a 20 amp one. You can use 12 gauge wires for your lights on both the 20 and 15 amp circuits.

How much weight can an outlet box hold?

A ceiling box can support a fixture of 50 pounds or less. A ceiling box rated for “fan support” can support a fan of 35 pounds or less.

What type of luminaire is used in the recreation room in Chapter 17?

Discussion: The recreation room consists of six lay in fluorescent luminaires.

What is meant by the term luminaire?

: a complete lighting unit.

How much weight can a standard ceiling fixture hold?

Can a luminaire be supported independently of an outlet box?

Luminaires can also be supported independently of the outlet box [314.27 (B)]. Inspection of the connections between the luminaire conductors and the circuit conductors must be possible without having to disconnect any part of the wiring unless the luminaires are connected by attachment plugs and receptacles [410.16 (B)].

How big should a wall mounted luminaire be?

A wall-mounted luminaire weighing no more than 6 pounds (3 kg) can be supported by other boxes (or plaster rings secured to other boxes), provided the luminaire or its supporting yoke is secured to the box with at least two No. 6 or larger screws [314.27 (A) Exception].

What’s the maximum weight of a ceiling fan?

While boxes supporting luminaires can support 50 pounds (23 kg) or less, boxes identified for supporting ceiling-suspended (paddle) fans are limited to a maximum weight of only 35 pounds This includes accessories, such as light kits. (See Figure 5).

Can a luminaire be mounted horizontally or vertically?

As long as the weight being supported does not exceed 6 pounds (3 kg), the wall-mounted luminaire can be supported by boxes (such as device boxes) not specifically designed to support luminaires. This exception does not specify whether the box must be mounted horizontally or vertically.