Southern States EV-2 Installation Reference Manual

EV-2 VERTICAL BREAK DISCONNECT SWITCH
INSTALLATION REFERENCE GUIDE
This guide is intended to be used as a recommended sequence of work steps but does not
supersede the instruction manual (IB-101-EV2) or assembly drawings. For assistance, contact the
Southern States Service Division (available 24/7) at 770-946-4565.
Publication No. QSG101-EV-2 R0 12172020
3
MOUNT PHASES PER ENGINEERING DRAWINGS
Refer to operating mechanism drawing for pole orientation and mounting
SECURE
BLADE WITH
WARNING
TIES DURING
LIFTING
Special Handling Required -
A qualified rigger and lift plan are
required due to possible off center,
high, center of gravity. Lift by switch
base only.
SLING ATTACHMENT
Refer To Instruction Book Section: Installation & Adjustment Procedures
6
INSTALL ADJUSTABLE ARM &
DRIVE PHASE CLEVISES
Drive Phase Clevis
Adjustable Arm
Refer To Instruction Book Section: Installation & Adjustment Procedures
1

REVIEW BILL OF LADING (BOL)

A.
Check the materials received against the packing list
B.
Report any shortages or damaged equipment to Southern States
C.
A typical shipment will include:
- 3 phase switch (base, insulators, & live parts)
- Operating mechanism box
- Operating pipe
Note: All material is marked with JO number
CAUTION
Because the phase is top heavy, the
base must be bolted to the structure
before removing lifting straps to
prevent tipping.
Typical Mounting
Bolt Locations
CONNECT & TIGHTEN DRIVE PIPE BETWEEN
7
ADJUSTABLE ARM & AUXILIARY ARM OF DRIVE
PHASE WITH APPROPRIATE CLEVISES
Vertical Pipe
4
MOUNT VERTICAL BEARING,
PIPE, & OPERATOR
Mounting Bolt
Locations
Vertical Bearing Support
Vertical Pipe
Operator
Refer To Instruction Book Section: Installation & Adjustment Procedures
NOTE:
DO NOT PIERCE UNTIL STEP 13
Refer To Instruction Book Section: Installation & Adjustment Procedures
2

REVIEW BILL OF MATERIAL (BOM)

A.
Inventory all parts against the BOM found on the op-mech sheet inside
the drawing package
B.
Report any missing or damaged parts to Southern States
A
I
5
PIERCE VERTICAL BEARING
SET-SCREW COMPLETELY
1/4" to
Vertical
3/8" gap Bearing
Support
Refer To Instruction Book Section: Installation & Adjustment Procedures
MATCH-MARK CLEVIS
8
CONNECTIONS, ADJ. ARM,
& OPERATOR COUPLING TO
MONITOR SLIPPAGE
Drive Pipe
Refer To Instruction Book Section: Installation & Adjustment Procedures
F G
J

TERMINOLOGY OVERVIEW

A: Live Parts
B: Insulator
E
D
C: Base
D: Jaw
B
E: Blade
F: Counterbalance
H
C G: Contact Fingers
H: Switch Operating Arm
I: Bearing
J: Arcing Horns
NOTE: This will be the only piercing
until step 13. Ensure the full weight of the
vertical pipe is supported by the vertical
bearing and maintain the gap required
between the coupling and gear operator.
Then pierce collar. Also, confirm auxiliary
arm assembly is correctly mounted per the
operating mechanism drawing.
Vertical Bearing Set Screw
(Pierce Bolt)