Panel Model Number Guide: 120/277 V
Feed-Through Model Numbers
Example
G P 2 4 - 1 2 0 F T M L - C G P _ _ _ _
Panel
Feed
Feed-
Type
Voltage
Through
Type
Number of
Circuits in Panel
Panel Type
GP for GP panels
LCP for LCP128 SpecGrade panels
Number of Circuits in Panel
Indicates number of circuits in the panel:
GP models: 3, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40,
44, 48, 60, 72, or 144
LCP (SpecGrade) models: 8, 12, 16, 20, or 24
Feed Voltage
120 for 120 V
277 for 277 V
Load Circuit Rating
16 A per circuit
Custom Panel Suffix
Contact Lutron for options
Frequency - All Model Numbers and Voltages
50/60 Hz
Output Voltages
120 V
or 277 V
2 Installation Guide for Dimming Panels
Branch Circuit Breaker Model Numbers
Example
G P 2 4 - 1 2 0 4 M L - 2 0 - C G P _ _ _ _
Panel
Type
Custom Panel
Suffix
Panel Type
GP for GP panels
LCP for LCP128 SpecGrade panels
Number of Circuits in Panel
Indicates number of circuits in the panel:
GP models: 3, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44,
LCP (SpecGrade) models: 8, 12, 16, 20, or 24
Feed Voltage
120 for 120 V
277 for 277 V
Load Circuit Rating
16 A per circuit
Feed Type and Input Ratings
4M or 4ML for 3 phase 4 wire main lugs:
3M or 3ML for 1 phase 3 wire main lugs:
2M or 2ML for 1 phase 2 wire main lugs:
DTML for dual tap main lugs
Mxxx for main breaker (xxx = breaker size in amps)
Branch Circuit Rating
15 for 15 A branch circuit breakers (GP only)
15 A branch circuit breakers have a 12 A
continuous load rating
20 for 20 A branch circuit breakers
20 A branch circuit breakers have a 16 A
continuous load rating
Custom Panel Suffix
Contact Lutron for options
Feed
Feed
Type
Voltage
Number of
Circuits in Panel
48, 60, 72, or 144
120/208 V
or 277/480 V
120/240 V
120 V
or 277 V
Branch
Circuit
Rating
Custom Panel
Suffix
R