DOCA0214EN–04

Insulation Rules

Rules to Ensure Insulation for Frame 250: 100–250 A

Refer to the following table for the insulation accessories to be installed when different types of conductors are installed on TransferPacT Active Automatic / Automatic / Remote 100–250 A transfer switching equipment.

Type of conductor

No insulating accessory

Interphase barrier

Long terminal shield

Insulating screen for 1 lug per terminal

Insulating screen for 2 lugs per terminal

Insulated bars

Possible

Possible

Possible

Possible

-

Insulated bars + straight terminal extensions

-

Mandatory

-

Mandatory

-

Insulated bars + edgewise terminal extensions

-

Mandatory

-

Possible

-

Insulated bars + spreaders

-

Mandatory

-

Mandatory

-

Cables (Al) + crimp lugs

-

Mandatory (Supplied)

Possible

-

-

Cables (Cu) + crimp lugs

-

Mandatory (Supplied)

Possible

Possible

Mandatory

Cables (Al) + crimp lugs + straight terminal extensions

-

Mandatory (Supplied)

-

Mandatory

-

Cables (Al) + crimp lugs + Spreaders

-

Mandatory (Supplied)

-

Mandatory

-

Cables (Cu) + crimp lugs + straight terminal extensions

-

Mandatory( Supplied)

-

Mandatory

NA / Mandatory (120 mm 2 only)

Cables (Cu) + crimp lugs + edgewise terminal extensions

-

Mandatory (Supplied)

-

Possible

-

Cables (Cu) + crimp lugs + spreaders

-

Mandatory (Supplied)

-

Mandatory

NA / Mandatory (120 mm 2 only)

Cables + steel connectors

LV429242

LV429243

Possible

Possible

Possible

-

-

Cables + aluminum connectors 

TPSCON47

TPSCON48

TPSCON49

TPSCON50

TPSCON51

TPSCON52

-

-

Mandatory

-

-

Cables + aluminum connectors

LV429227

LV429259

LV429228

LV429260

Possible

Possible

Possible

-

-

Rules to Ensure Insulation for Frame 630: 320–630 A

Refer to the following table for the insulation accessories to be installed when different types of conductors are installed on TransferPacT Active Automatic / Automatic / Remote 320–630 A transfer switching equipment.

Type of conductor

No insulating accessory

Interphase barrier

Long terminal shield

Insulating screen for 1 lug per terminal

Insulating screen for 2 lugs per terminal

Insulated bars

Possible

Possible

Possible

Possible

-

Insulated bars + edgewise terminal extensions

-

Mandatory

-

Possible

-

Insulated bars + spreaders

-

Mandatory

-

SI: front screen mandatory

SII: rear screen mandatory

Load: front screen mandatory

-

Cables (Al) +crimp lugs

-

Mandatory (Supplied)

Possible (instead of phase barriers)

SI: front screen mandatory

Load: front screen mandatory

-

Cables (Cu) +crimp lugs

-

Mandatory (Supplied)

Possible (instead of phase barriers)

SII: rear screen possible

SII: rear screen mandatory

Cables (Al) + crimp lugs + spreaders

-

Mandatory (Supplied)

-

SI: front screen mandatory

SII: rear screen mandatory

Load: front screen mandatory

-

Cables (Cu) + crimp lugs + edgewise terminal extensions

-

Mandatory (Supplied)

-

Possible

-

Cables (Cu) + crimp lugs + spreaders

-

Mandatory (Supplied)

-

SI: front screen mandatory

SII: rear screen mandatory

Load: front screen mandatory

SI: front screen mandatory

SII: rear screen mandatory

Load: front screen mandatory

Cables + aluminum connectors 

Possible

-

Mandatory

-

-

Rules to Ensure Insulation for Frame 800: 800 A

Refer to the following table for the insulation accessories to be installed when different types of conductors are installed on TransferPacT Active Automatic / Automatic / Remote 800 A transfer switching equipment.

Type of conductor

No insulating accessory

Interphase barrier

Long terminal shield

Insulating screen for 1 lug per terminal

Insulating screen for 2 lugs per terminal

Cables (Cu) +crimp lugs

-

Mandatory (Supplied)

-

SII: rear screen possible

SII: rear screen mandatory

Insulated bars

Possible

Possible

Possible

Possible

-

Insulated bars + spreaders

-

Mandatory (Supplied)

-

Mandatory

-

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