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I
NSTALLATION
Explosion-Proof Refrigerator and Freezer
Installation
IMPORTANT: PLEASE READ CAREFULLY
This unit is for free standing installation only. The appropriate materials
and wiring methods must be used in order to comply with current NFPA
No. 70 NEC. for Class I, Group C and Group D; Class I Zone 1 Group IIB
Hazardous Locations and Local Codes.
Determine the total amount of current presently being used by other
apparatus connected to the circuit that will be used by this unit. It is critical
that this added current must not exceed the rating of the fuse or circuit
breaker in use. The Explosion-Proof Refrigerator/Freezer is supplied with a
special junction box located on the top rear of the unit.
The National Electrical Code (NEC) must be referred to for proper fusing
and service conductor size and type. Power to the unit must be supplied
using permanent wire connections, as a line cord is not provided. The
service conductors should be connected to the three conductors inside the
junction box by a qualified electrician.
The refrigerator/freezer must be connected to a single phase system with
ground. The circuit live is connected to the refrigerator/freezer black while
the white connects to the system neutral and green/yellow conductor is
grounded.
Screw type cover
Connect Black to system live
Connect White to system neutral
After all connections are made, carefully fold up the conductors inside
the junction box and thread the lid onto it.
Electric Connection Check Points
•
Have proper connections been made at the junction box?
•
Is the junction box lid fastened tightly to the junction box?
•
Are all wire connections secure?
•
Are the service conductor sizes adequate to carry rated load?
•
Is the unit properly grounded?
•
Is the unit connected to a properly fused branch circuit?
GREEN/YELL
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