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Tetra

®

 Power Supply GEPS24-300U-GLX2

Installation Guide

2

NOTE: To avoid overloading this 

power supply with LED modules, 

please refer to the specific module 

loading guides.

Power Supply Installation

Connect the supply wire that is 

attached to your LED system to the 

red (+) and black (-) output wires 

of the LED driver as outlined in the 

Electrical Connections” section 

of your LED system’s Installation 

Instructions.

NOTE:  Three 100 watt output 

banks per power supply. Do not 

interconnect output terminations. 

Remove the junction box cover and carefully 

remove knockout for AC line input wires. 

Install appropriate electrical fittings in the 

knockout holes for wire protection. Securely 

mount the power supply with the base 

in contact with the mounting surface in 

accordance with the power supply spacing 

requirements described in the Warning 

Section. If used in a wet location, the power 

supply and electrical connections shall be 

protected from weather by a suitable rain 

enclosure, and not subject to saturation with 

water or other liquids. If not protected from 

the weather, the output DC connections with 

LED module must also be protected by a 

weather box or with electrical grade silicone. 

Please, refer to the LED module install 

instructions for more details.

Connect the AC line to the black (line) 

and white (neutral) input wires of the 

power supply and connect the branch 

circuit ground to the green wire with 

a yellow stripe (ground) wire using 

appropriately sized twist-on wire 

connectors.

White (neutral)

Black 

(line)

Green with yellow stripe (ground)

AC line

To LED system

Output wires

 

WARNING / AVERTISSEMENT

RISK OF ELECTRIC SHOCK

•  Disconnect power at fuse box or circuit breaker before servicing 

or installing product.

•  Properly ground Tetra

®

 power supply.

RISK OF FIRE

•  Minimum 4 in. to side and 1 in. spacing in compartment 

surrounding component required.

•  Use only approved wire for input/output connection. Minimum 

size 18 AWG (0.82 mm

2

).

•  Follow all local codes.

•  Application considerations potentially requiring additional 

spacing include high ambient temperature seen by the power 

supply, poor contact with a heat dissipating material, inadequate 

ventilation, or direct exposure to sun.

RISQUES DE DÉCHARGES ÉLECTRIQUES

•  Coupez l’alimentation électrique à la boîte de fusibles ou au disjoncteur avant 

l’entretien ou l’installation du produit.

•  Assurez-vous de correctement mettre à terre le bloc d’alimentation Tetra

®

.

RISQUES D’INCENDIE

•  Minimum 4 po sur le côté et espacement de 1 po dans le compartiment 

entourant le composant requis.

•  N’utilisez que des fils approuvés pour les entrées/sorties de connexion. Taille 

minimum 18 AWG (0.82 mm

2

).

•  Respectez tous les codes locaux.

•  Certaines applications pourraient requérir un espacement additionnel, p. ex. 

une température ambiante élevée autour du bloc d’alimentation, un mauvais 

contact avec une matière dissipatrice de chaleur, une ventilation inadéquate 

ou une exposition directe au soleil. 

FOR UL ONLY

NOTE: For CSA approval, a disconnect/toggle switch of appropriate rating needs to be placed within 29.5 ft. (9 m) of 

primary side of the power supply. The minimum rating of the switch must be either 120 or 220 Volts AC. The switch 

must also support twice the amount of input current.

FOR UL ONLY

NOTE: When installing power supply, connect to the appropriate sized building breaker or disconnect device for line 

and neutral connections, in accordance with local, state or country regulations.

FOR UL ONLY

NOTE: The grounding and bonding of the power supply and overall sign shall be done in accordance with National 

Electric Code (NEC) Article 600.

OPTIONAL 

A Weather Box (GEXNWB2) may be used to house and seal Class 2 

connections. 

A) Insert wire connectors into weather box. Fill with electrical grade 

silicone and close box. 

B) Secure the weather box using a #6 or #8 (M2 or M3) screw.

Weather box 

can be painted

Light engine

1

2

3

A

B

 

CAUTION / ATTENTION

RISK INJURY

•  While performing installations described, gloves, safety 

glasses or goggles should be worn.

RISQUES DE BLESSURE

•  Lors de l’exécution des installations décrites, des gants, des lunettes 

de sécurité ou des lunettes de protection doivent être portées.

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