(Vers. 10.26.2017)
Page 23 of 24
Series (E) Refractory Walled Air Curtain Burner (Electric Motor & VFD)
OPERATING MANUAL
Default Shut
-
down of VFD and Motor / VFD Wiring (Continued)
The external power lead of proper gauge must be connected to the power distribu-
tion block in the upper left corner (see right photo; (VFD model and connection
block may vary).
The unit is shipped without a NEMA
housing cutout for the external power
lead feedthrough. It has to be posi-
tioned and provided by the local li-
censed electrician.
A main breaker or fuse switch (not
supplied) must be installed externally
per local code.
Ensure proper grounding of the unit
per local code and connect a ground-
ing rod to the grounding lug on the I
-
beam located on the left side below
the main air curtain fan.
Grounding Lug
View inside the NEMA IV box (door open)
Components shown may vary.
NOTICE:
All electrical connections and installations must
be made by a licensed local electrician according to respec-
tive codes and regulations by the competent authorities.