ETC Unison DRd Dimming Rack Enclosure - Manual (Page 13)

1
Prepare for Installation 9
Control Specifications
The riser below is typical of a small Unison system utilizing Echo Architectural Control
Processors (E-ACP) for control and Unison Echo ® Inspire™ control stations for control
activation. DMX input to the DRd enclosures provide an additional level of system control
and integrates the architectural and theatrical lighting control systems.
N o t e : Split phase applications require a simple field adjustment to the phase bussing.
See “Modify Phase Bus for 120V AC Split Phase Operation” on page 19.
Wire Access
Location
Wire Size
Feed (max)
350 Kcmil
185mm
2
DRd6 Feed
(max)
250 KCmil
120mm
2
Load Wires
12 - 6AWG
2.5 - 16mm
2
Control Wires
Top acceptable acceptable acceptable acceptable
Bottom acceptable acceptable acceptable preferred
Left side Do Not Use Do Not Use acceptable acceptable
Right side Do Not Use Do Not Use acceptable acceptable
Wire Access
Location
Wire Size
DRd12 Feed
(max) 250 Kcmil
120mm
2
DRd6 Feed
(max)
2/0-3
70mm
2
Load Wires
12 - 6AWG
2.5 - 16mm
2
Control Wires
Top acceptable acceptable acceptable acceptable
Bottom acceptable acceptable acceptable preferred
Left side Do Not Use Do Not Use acceptable acceptable
Right side Do Not Use Do Not Use acceptable acceptable
N o t e : DRd enclosures are shipped with the lugs installed in a top feed orientation by
default. You can change the lug orientation to a bottom feed if required.
To additional
DRd rack
enclosures
EchoConnect
& DMX
power
feed
power
feed
power
feed
To load circuits
DMX input
to DRd rack
ETC Console
(for optional stage lighting)
EchoConnect
Preset 4
Unison DRd12
rack enclosure
Echo
Relay Panel
Unison DRd12
rack enclosure
Echo Inspire Stations
Element
console