SCE EXR12-30T200 Rotary EXR Enclosure User manual

Brand: SCE

Model: EXR12-30T200 Rotary EXR Enclosure

Type: User manual

SCE EXR12-30T200 Rotary EXR Enclosure is a protective housing designed to isolate primary power supply and prevent unauthorized entry, ensuring safety during maintenance or repairs. It accommodates compact fusible disconnect switches from reputable brands like Allen-Bradley, Square D, Eaton/Bussmann, Siemens, and Socomec. The enclosure offers protection from dirt, dust, oil, and water, making it suitable for various industrial environments. Installation requires specific tools and careful adherence to the instruction manual.

1xr-instman.pdf

Rotary exr disconnect installation

NEMA 3R, 4 & 12

THE INTENT & PURPOSE OF THE EXR ENCLOSURE IS:

1) Isolate the primary power supply.

2) Initiate appropriate PPE for entry.

3) 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.

SCE-EXR12-30T200

Provisions for Compact Fusible

Disconnect with Rotary handle

Disconnect 30 to 200 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.

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.

For installation of an EXR to a Free Standing

Enclosure (Disconnect Enclosure) the

following tools will be required:

Phillips

Screwdriver

7/16”, 11/32”, & 3/8”

WRENCH

NEEDLE NOSE

PLIERS

ADJUSTABLE

WRENCH

WIRE

CUTTERS

See for

modiﬁcations

required for some

Allen-Bradley

Operating Handles

WARNING

Electrical shock and ﬂ ash hazards

Appropriate PPE required

Read and follow all instructions

Close and latch this door  rst

CLOSE AND LATCH THIS DOOR FIRST

Close and fully latch all doors before power

is restored

Disconnect power before opening this door

Link to video

page 6

2xr-instman.pdf

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.

Label part number 130130

WARNING

Electrical shock and ﬂ ash hazards

Appropriate PPE required

Read and follow all instructions

Close and latch this door  rst

CLOSE AND LATCH THIS DOOR FIRST

Close and fully latch all doors before power

is restored

Disconnect power before opening this door

! !

WARNING

Electrical shock and ﬂ ash hazards

Appropriate PPE required

Read and follow all instructions

Close and latch this door  rst

CLOSE AND LATCH THIS DOOR FIRST

Close and fully latch all doors before power

is restored

Disconnect power before opening this door

Link to cutouts

3xr-instman.pdf

EXR Assembly

6 mm

10 mm

Upper Assembly

Defeater Hook

Lower Assembly

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”

Allen Bradely NFPA70 Option

Standard Option

Detail C

Unlocked

Locked

4xr-instman.pdf

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.

ADJUST THE MDV TO YOUR FLANGE SIZE

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)

lower ASSEMBLY

5xr-instman.pdf

- Cut rod to length and install

- 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.

6xr-instman.pdf

cutout detail modifications

Do not scale

Standard hole

location dashed

Catalog Number

194R-P…

194R-HM4-L

-HM4-N2-L

194R-HM4

140U-P…

-HM4E-L

-HM4E-N2-L

-HM4E

Standard cutout Standard cutout

Allen-Bradley 400 amp

Allen-Bradley

1.469”

(37.5mm)

Ø.217”

(Ø5.5mm)

Ø2.559”

(Ø65mm)

1.469”

(37.5mm)

2.958”

(75mm)

Standard hole

location dashed

1.469”

(37.5mm)

2.958”

(75mm)

2.958”

(75mm)

Standard hole

location dashed

1.469”

(37.5mm)

2.958”

(75mm)

2.958”

(75mm)

2.958”

(75mm)

SCE EXR12-30T200 Rotary EXR Enclosure User manual

SCE EXR12-30T200 Rotary EXR Enclosure User manual

SCE EXR12-30T200 Rotary EXR Enclosure User manual

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