SCE-EXR12-30T200 Rotary EXR Enclosure Instruction Manual

: June 12, 2024
: SCE

Table of Contents

WITH THE EXR NOW INSTALLED ONTO THE MAIN ENCLOSURE, THE INTERLOCK CAN NOW
ATTACH UPPER ASSEMBLY
ADJUST THE MDV TO YOUR FLANGE SIZE
cutout detail modifications
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SCE-EXR12-30T200 Rotary EXR Enclosure Instruction Manual

SCE-EXR12-30T200

Provisions for Compact Fusible
Disconnect with Rotary handle
Disconnect 30 to 200 amps AllenBradley 194R, Square D GS2, Eaton/
Bussmann R9, Siemens CFS models
and Socomec Fuserbloc models.
Provides protection from dirt, dust,
oil and water.

SCE-EXR18-400

Provisions for Compact Fusible
Disconnect with Rotary handle 400+
amps Allen-Bradley 194R, Square D
GS2, Eaton/Bussmann R9, Siemens
CFS models and Socomec Fuserbloc
models. Provides protection from
dirt, dust, oil and water.

THE INTENT & PURPOSE OF THE EXR ENCLOSURE IS:

Isolate the primary power supply.
Initiate appropriate PPE for entry.
Prevent unauthorized entry, disconnect power before entry, and requiring the primary door latch or handle to
be closed, latched, and engaged before the disconnect is restored.

For installation of an EXR to a Free Standing Enclosure (Disconnect Enclosure) the following tools will be required:

First drill the mounting pattern into the right side of the main enclosure.
Next use the disconnect cover plate to line up clearance hole drilling location for quarter turn.
Disconnect cover plate, quarter turn, and nuts will connect to the upper assembly and hold it in place.
Apply gasket to the left side of the EXR enclosure outside the holes to ensure a proper seal.
Use 128550 master bolt pack to install EXR to the main enclosure.
Note: Keyway cutout on mounting provisions to ease installation.

WARNING:

Electrical shock and fl ash hazards Appropriate PPE required

Read and follow all instructions

Close and latch this door first
Close and fully latch all doors before power is restored
Disconnect power before opening this door

WITH THE EXR NOW INSTALLED ONTO THE MAIN ENCLOSURE, THE INTERLOCK CAN NOW

BE INSTALLED

Mechanical interlock and defeater kit included

ATTACH EXR ASSEMBLY

Attach EXR assembly to stud on inside wall of EXR.
Install Defeater cable and crimp to lock into place as shown in “Detail C”

Standard Option

Allen Bradely NFPA70 Option

ATTACH UPPER ASSEMBLY

Using the PEMs from the disconnect cover plate. Attach the EXR mechanical defeater rod guide with keps nuts.
Insert quarter turn from outside of enclosure with earth nut.
Attach EXR disconnect hook arm to quarter turn.
Install cable and lock into place.
Refer: Detail C above.

UPPER ASSEMBLY (Showing door components)

ADJUST THE MDV TO YOUR FLANGE SIZE

A 3.50 inch flange is found on freestanding enclosures that are 3 doors and larger. Remove the 8-32 nuts, position at the outer holes.
B- 3.00 inch flange is found on most freestanding enclosures and is the preset location.

Install assembly 3 of the MDV kit with ¼-20 nut on the stud adjacent to the door handle. Slide it all the way to the flange and tighten.
Now adjust the MDV. With the disconnect operating handle still in the “off” position, simply pull the cable down so that the defeater strike is horizontal.
Then tighten the screw to lock in position

lower ASSEMBLY

Install Disconnect according to Disconnect Manufactures Installation Instructions.
With the EXR assembly in the “on” position verify the main enclosure door engages the hook and prevents the door from opening.

Cut rod to length and install