Diagrams – Cutsforth Support

Conduit Layout

Color on Diagram (next page)	Conduit Run Description	Conduit Trade Size	Max Run Length	Wire Description	Purpose	Wire Supplied By	Conduit Supplied By
Red	Shaft Grounding Assembly to Junction Box	N/A	3 ft (0.9 m)	Twisted pair, individually shielded, high temp, 18 AWG + 8 AWG Ground	Signals and ground from SGA to Junction Box	Cutsforth	N/A
Black	Junction Box to unit case ground	N/A	2 ft (1.5 m) including Red run	Single conductor, 8 AWG, high temp	Ground from Junction Box to unit case ground	Cutsforth	N/A
Green	Monitoring System to unit case ground	N/A	20 ft (6.1 m)	Single conductor, 12 AWG	Enclosure case ground	Cutsforth	N/A
Purple	Junction Box to monitoring system	3/4 in. (2 cm)	27 ft (8.2 m)	Two high-voltage, CAT6a Ethernet cables	Signals from Junction Box to monitoring system	Cutsforth	Plant Electrical Contractor
Aqua	Dedicated 120V AC power to monitoring system	3/4 in. (2 cm)	N/A	AC 85-264 V AC, 47-440 Hz, 10 W or DC: 20-32 V DC, 10W 20 A Circuit	Power for monitoring system	Plant Electrical Contractor	Plant Electrical Contractor
Blue	Data output to control room	3/4 in. (2 cm)	N/A	CAT6a, shielded, cable tray rated, Ethernet recommended	Monitoring output to plant’s control room	Plant Electrical Contractor	Plant Electrical Contractor
Gray	Power Supply Enclosure to monitoring system	3/4 in. (2 cm)	25 ft (7.6 m)	Single twisted-pair, shielded, 16 AWG	DC power for monitoring system	Cutsforth	Plant Electrical Contractor
Yellow (optional)	Shaft Contact Assembly to monitoring system	3/4 in. (2 cm)	80 ft (24.4 m)	High-voltage, CAT6a Ethernet cable	Signals from SCA to monitoring system	Cutsforth	Plant Electrical Contractor

Part	Name	Part	Name
A	Shaft Rotation Direction	H	Purple: 3/4 in. (2 cm) conduit from Junction Box to monitoring system
B	Shaft Grounding Assembly	I	Green: 12 AWG wire for enclosure case ground
C	Cutsforth Generator Field Monitoring System	J	Blue: 3/4 in. (2 cm) conduit for data output to control room
D	Power Supply Enclosure	K	(optional) Yellow: 3/4 in. (2 cm) conduit from SCA to monitoring system
E	Red: Signal and ground cables from SGA to Junction Box	L	Gray: 3/4 in. (2 cm) conduit from Power Supply Enclosure to monitoring system
F	Junction Box	M	Aqua: 3/4 in. (2 cm) conduit for plant power input
G	Black: 8 AWG from Junction Box to unit case ground