Electrical Connections; Generator Connections; Control Wiring - Generac 20 kW Synergy Guia De Instalacion

Electrical Connections

Section 6
6.1 — Generator Connections
NOTE: Wiring must be in accordance with local jurisdiction and codes.
Remove the appropriate Main AC/Control Wiring Knock-out Plug at the back of the generator.
1.
Install the conduit and Main AC and Control Wires between the generator and the transfer switch. See Figure 2.6
2.
for knockout locations (verify specific transfer switch wiring/connections per model).
NOTE: This wiring can be run in the same conduit if the appropriate insulation rated wire is used.
Seal the conduit at the generator in compliance with any codes.
3.
Strip insulation from wire ends. Do not remove excessive insulation.
4.
To connect the control wires, push down on the spring loaded connection point with a flat head screwdriver, insert
5.
wire and release.
NOTE: No wire insulation should be in the connection point, only bare wire.
6.2 — Control Wiring
Control Wire Length and Size
Maximum Wire Length
1-115 ft (1-35 m)
116-185 ft (36-56 m)
186-295 ft (57-89 m)
296-460 ft (90-140 m)
Terminal Numbering Decal
A Yellow #1 & #2
B Blue #3
C Black #3
D Red #4
E White #5
Installation Guidelines for Air-Cooled Generators
Recommended Wire Size
No. 18 AWG
No. 16 AWG
No. 14 AWG
No. 12 AWG
Control Pad Connections
N1 & N2 - 240 VAC - Sensing for Utility Dropout and Pickup
T1 - Fused 120VAC for Battery Charger
(see NOTE beneath Fig. 6-1 on the following page)
0 - DC (-) Common Ground Wire
194 - DC (+) 12 VDC for Transfer Controls
23 - Transfer Control Signal Wire
Wire Numbers
27