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Sensor Switch     900 Northrop Road, Wallingford, CT 06492     Phone: 1-800.PASSIVE      sensorswitch.com/nlight     ©2014 Acuity Brands Lighting, Inc.     All rights reserved 09/26/14

nPP16 Power / Relay Pack

Note 1

BLK - 120 VAC

ORN - 277 VAC (or 347 VAC if unit has 347 option)

nPP16

WHT 

(neutral)

BLU 

(line in)

BLU 

(line out)

CAT-5e

120 VAC 

OR

 

277 VAC

1

BLK

1

 (line in)

ORN

1

 

(line in)

 LOAD

WIRING FOR STANDARD (NON-EMERGENCY) UNITS

T568B pin/pair assignment is recommended for all CAT-5e cables. For Supply Connections, use 14 AWG or larger wires rated for at least 75º C.

BUTTON

LED

RJ-45 PORTS

WHT

(neutral)

BLU 

(line in)

BLU 

(line out)

VIO 

(low voltage dim out)

GRY 

(low voltage common)

GRN

CAT-5e

nPP16 D

or

nPP16 DS

0-10 VDC 

Ballast or

 LED Driver

120 VAC 

OR

 

277 VAC

1

ORN

1

 (line in)

BLK

1

 

(line in)

Diagram for units with a dimming option 

(-D or -DS suffix)

Diagram for non-dimming units

BLU 

(Switched Out

)

BLU 

(Emer. Feed)

BLK

Normal

3

  

Emergency

OPTIONAL 

TEST

SWITCH

WHT w/ RED

STRIPE

(Emer. Neutral)

RED

(277VAC 

Emer. Feed

2

)

{

WHT

(Normal Neutral)

{

EMERGENCY

LOAD

nPP16 ER

CAT-5e

(Normal Feed)

(sense only) 

YEL

120 VAC 

OR

 

277 VAC

1

(120VAC 

Emer. Feed)

WIRING FOR EMERGENCY (-ER) UNITS

T568B pin/pair assignment is recommended for all CAT-5e cables. Unit powers itself but does not provide any bus power to other connected nLight devices.

For Supply Connections, use 14 AWG or larger wires rated for at least 75º C.

• 

Mount through a ½” knockout in any junction box or luminaire. Secure with lock nut.

• 

Following above wiring diagram, connect wires to line voltage feed(s), neutral(s), and load.

• 

If applicable, connect low voltage violet and gray dimming wires to 0-10 VDC ballast/driver and green wire 
to an approved ground connection. Note wires have 600V rated insulation.

• 

Interconnect unit (via RJ-45 ports) with other nLight devices in lighting zone using CAT-5e cables.

ADDITIONAL EMERGENCY (-ER) INSTRUCTIONS

PUSH-BUTTON TESTING

: As long as the relay is in the open (lights off) position and normal power is present, 

you are able to simulate normal power being lost by pressing and releasing the unit’s push-button one time.  
After a few seconds the relay will close for 4 seconds, then open back up and return to normal operation. A 
separate push-button test switch (not included) can also be wired in as shown in above diagrams.

INTERFACING WITH A FIRE ALARM PANEL:

 

To interface unit to a fire alarm system such that the relay is 

overriden upon activation of the fire alarm system, the fire alarm system must provide a normally closed relay 
which opens when the fire alarm system is activated.  This relay must be put in series with the Black power 
sense line on the

 nPP16 ER

.  When the normally closed relay opens, the 

nPP16 ER

 will close its relay to 

provide egress lighting when the fire alarm system is activated.

GENERAL INSTALLATION INSTRUCTIONS

BLU 

(Switched Out

)

BLU 

(Emer. Feed)

BLK

Normal

3

  

Emergency

OPTIONAL 

TEST

SWITCH

WHT w/ RED

STRIPE

(Emer. Neutral)

RED

(277VAC 

Emer. Feed

2

)

{

WHT

(Normal Neutral)

{

nPP16 D ER

or

nPP16 DS ER

CAT-5e

(Normal Feed)

(sense only) 

YEL

120 VAC 

OR

 

277 VAC

1

(120VAC 

Emer. Feed)

GRN

(low voltage 

dim out)

VIO

(low voltage 

common)

GRY

EMERGENCY

0-10 VDC 

Ballast or

 LED Driver

Diagram for units with a dimming option 

(-D or -DS suffix)

Diagram for non-dimming units

Notes

1) Connect to 120VAC or 277VAC feed ONLY.  Cap off unused wire.

2) For 347V product, Red wire is 347VAC Emer. Feed

3) Normal Sense input: 120-277VAC.  For 347V product: 120-347VAC

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