Powell FlexTrol Class E2, Instruction Bulletin

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01.4IB.46300
Installation
FlexTrol
™
Class E2 Medium Voltage Controllers with
Eaton Contactor
Figure 13 Double Bus Bar Connection Joint
“C”
.50 (12.7)
Min
“A”
4” (101.6) Wide
PAD HV Tape #
4” (101.6) Wide
PAD HV Tape #
“A”
RB Putty *
Framework
“A”
“B”
“C”
“A”
RB Putty *
Framework
“B”
.50 (12.7)
Min
“C”
RB Putty *
Framework
Table H Insulation of Double Bus Bar
Connection Joint
Insulation
Level (kV)
Inner Filler
“A”
Outer Wrap
“B”
“C”
(inches)
Approx. Number of Rolls
per Joint of HV Tape ∆
2” or 3”
Bars
4” or 6”
Bars
5 & 7.2
RB Putty* &
3 Layers HV Tape #
3 Layers HV Tape ∆
2 Layers
HV Tape ∆
3
1/2 Roll RB Putty *
1 Roll HV Tape #
1 Roll RB Putty *
2 Roll HV Tape #
Note:
* Electrical grade rubber based putty
0282A3529 P008 in roll form will be
used to grade voids and smooth out
sharp edges of joints.
# HV Tape 0282A3529 P005 roll is
.030” x 4” x 30’ long.
∆ HV Tape 0282A3529 P004 roll
is .030” x 2” x 30’ long. Apply with
mastic side down.
Figure 14 Tee Connection Joint
+
+
+ +
Epoxy Insulation Thermoplastic Sleeving
or Tape Insulation
.50 (12.7)
Min
.50 (12.7)
Min
“A”
“B”
“C”
“C”
“B”
“A”
Overlap Tape in a
Figure Eight Pattern
RB Putty *
Both Ends
RB Putty *
Both Ends
.50 (12.7)
Min
“A”
“A”
“B”
“B”
.50 (12.7)
Min
Table I Insulation of Tee Connection Joint
Insulation
Level (kV)
Inner Filler
“A”
Outer Wrap
“B”
“C”
(inches)
Approx. Number of Rolls
per Joint of HV Tape ∆
2” or 3”
Bars
4” or 6”
Bars
5 & 7.2
RB Putty* &
3 Layers HV Tape ∆
2 Layers
HV Tape ∆
3
1/2 Roll RB Putty *
1 Roll HV Tape ∆
1 Roll RB Putty *
2 Rolls HV Tape ∆
Note:
* Electrical grade rubber based putty
0282A3529 P008 in roll form will be
used to grade voids and smooth out
sharp edges of joints. This putty has
no insulation value.
1 roll is 1/8” x 1½” x 5’ long.
∆ HV Tape 0282A3529 P004 roll
is .030” x 2” x 30’ long. Apply with
mastic side down.