Electrical requirements – Wittco 200-4R-BI User Manual
Page 6
 
DRAWER & CHIP WARMERS
F-41015 (03-14)
5
Please refer to the Electrical
Requirements in the Installation & 
Operation Manual.” 
 
 
 
6. Slide/install Warmer into 
 wall/cabinet 
opening.
 
7. 
Reinstall drawer assemblies into
warmer – Top to Bottom
 
 
ELECTRICAL REQUIREMENTS
ELECTRICAL CODES & STANDARDS:
The warmer must be installed in 
accordance with: 
 
In the United States of America: 
1. 
State and Local Codes.
2.
National Electrical Code, ANSI/
NFPA-70 (latest edition.) Copies
may be obtained from: The
 National Fire Protection 
 
Association, Batterymarch Park,
Quincy, MA 02269.
 
In Canada: 
1. Local 
Codes.
2.
Canadian Electrical Code, CSA
C22.1 (latest edition.) Copies
may be obtained from: The
Canadian Standard Association,
178 Rexcale Blvd., Etobicoke,
Ontario, Canada M9W 1R3.
 
ELECTRICAL CONNECTIONS: 
The warmer is factory wired for either 
110/120 volt or 208/240 volt, single 
phase operation. All 110/120 volt 
warmers are equipped with a 8 foot cord 
and NEMA 5-15 plug as standard 
equipment. All 208/240 volt warmers 
are equipped with a 8 foot cord and 
NEMA 6-15 plug. Refer to wiring 
diagrams in the back of this manual. 
 
The cord and plug supplied is a suitable 
durable cord with a molded three-prong 
plug, and is provided with a proper 
strain relief. 
All warmers are
equipped with a three-prong plug. It 
is imperative that this plug must be 
connected into a properly grounded 
three-prong receptacle. If the 
receptacle is not the proper 
grounding type, contact an 
electrician. DO NOT REMOVE THE 
GROUNDING PRONG FROM THIS 
PLUG. 
 
 Verify that the power source 
matches the Serial Data Plate located 
on the lower back corner of the 
warmer and the plug configuration 
before the connection is made. 
(Fig. 1)
SERIAL DATA PLATE
Fig. 1