Cree ZR Series User manual

ZR Series
Architectural Troffers
Includes: ZR14™, ZR22™ and ZR24™
INSTALLATION INSTRUCTIONS
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IMPORTANT SAFEGUARDS
When using electrical equipment, basic safety precautions should always be
followed including the following:
READ AND FOLLOW ALL SAFETY INSTRUCTIONS
1. To avoid the possibility of electrical shock, turn off power supply before
installation or servicing.
2. Product must be installed in accordance with NEC or your local
electrical code. If you are not familiar with these codes and
requirements, consult a qualied electrician.
3. Do not handle energized module with wet hands or when standing on
wet or damp surfaces, or in water
4. Suitable for Damp Locations.
5. Access above ceiling required. Do not install insulation within 3"(76mm)
of any part of the luminaire. Suitable for suspended ceilings.
SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE
TO INSTALL:
T- BAR CEILING MOUNTING
STEP 1:
Install the (2) supplied T-Bar clips onto the
mounting bracket on the outside of the
housing. See Figure 1.
STEP 2:
Bring the ZR troffer into the T-Bar Ceiling
panel and attach the clips on the housing
onto the T-Bar.
SUSPENDED MOUNTING
STEP 1:
Attach customer supplied cables to the (2)
cable slots on each corner of the housing.
See Figure 2.
STEP 2:
Attach customer supplied cables to
mounting surface using customer supplied
hardware. Ensuring that mounting surface
can support the luminaire.
1
2
• The ZR Series of recessed troffers is for non-insulated ceiling
applications using T-Bar ceiling grid, drywall grid adaptors, and
suspended mount.
• Designed for use in 120-277V 50-60 Hz or 347V 60Hz protected
circuit (fuse box, circuit breaker). Supply wire sized as per NEC
or governing code(s), 90C rated.
• Make sure to cap off all unused leads.
Cable Slots
Mounting Bracket
T-Bar Clips
ZR14™
ZR22™
ZR24™

2 of 2 LPN00208X0001A4_B
www.cree.com/lighting
© 2014 Cree, Inc. All rights reserved. For informational purposes only. Content is subject to change. See
www.cree.com/lighting/products/warranty for warranty and specifications. Cree®, and the Cree logo are
registered trademarks and ZR14™, ZR22™ and ZR24™ are trademarks of Cree, Inc.
ELECTRICAL CONNECTIONS
STEP 1:
Make the following Electrical Connections:
a. Connect the black fixture lead to the voltage
supply Line position, Hot.
b. Connect the white fixture lead to the neutral supply
position.
c. Connect the green or green/yellow ground lead to
the supply ground lead.
d. If 0/1-10V Dimming is used, connect the violet lead
to the supply positive dimming lead. If dimming is
not being used ensure to cap off the violet lead.
e. If 0/1-10V Dimming is used, connect the gray lead
to the supply negative dimming lead. If dimming is
not being used ensure to cap off the gray lead.
0 - 10V DIMMING OPTION
STEP 1:
Remove the cover of the junction box and
bring in appropriate power supply to the
junction box using one of the knock-outs. See
Figure 3 and 4.
NOTE: Do NOT use the third knock-out that
is shown in Figure 4.
STEP 2:
Bring dimming conduit into dimming wire
compartment using the knock-out. See
Figure 4 .
STEP 3:
Wire luminaire per “Electrical Connections”
section and push all leads into the junction
box. Reattach junction box cover that was
removed in Step 1 , make sure no wires are
pinched.
LINE
VIOLET
GREY
DRIVER ASSEMBLY
BLACK
WHITE
NEUTRAL
3Junction Box
Cover
Knock-outs
Dimming Wire
Compartment
4
DO NOT use
third Knock-out