Rockwell Automation Liqui-Flo 1.5 AC Power Modules V1.2 User Manual

Page 27

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Planning the Installation

3-7

3.2.1.3 Recommended Control and Signal Wire Sizes

The recommended wire size to connect I/O signals to the terminal strip on the AC Line
I/O board is 20 to 14 AWG, (2 to 0.5 mm

2

). Recommended terminal tightening torque

is 0.5 Newton-meters (4.5 in-lbs). Operator controls can be up to 303 meters (1000
feet) from the LiquiFlo drive.

Table 3.3 – Recommended Power Wire Sizes for B-Frame Drives

Type of Power Wiring

Drive M/N LF150414R4, LF150414W4

with kit M/N LF150414W4PM

AC Input Power (R/L1, S/L2, T/L3)

Use lugs

1

that will accept two (2) 300

MCM to 6 AWG conductors

1

Lugs not provided with standard drive. They are available as part of kit M/N LF150414W4PM.

Output Power (U/T1, V/T2, W/T3)

Delta-Wye Transformer (S1 to S6)

Ground (PE)

Table 3.4 – Recommended Power Wire Sizes for C-Frame Drives

Type of Power Wiring

Drive M/N LF150500R4, LF150500W4,

LF150643R4, or LF150643W4

with kit M/N LF150643W4PM

AC Input Power (R/L1, S/L2, T/L3)

Use lugs

1

that will accept two (2) 350

MCM to 4 AWG conductors

1

Lugs not provided with standard drive. They are available as part of kit M/N LF150643W4PM.

Output Power (U/T1, V/T2, W/T3)

Delta-Wye Transformer (S1 to S6)

Ground (PE)

Table 3.5 – Recommended Power Wire Sizes for D-Frame Drives

Type of Power Wiring

Drive M/N LF151200R4, LF151200W4

with kit M/N LF151200W4PM

AC Input Power (R/L1, S/L2, T/L3)

Use lugs

1

that will accept two (2) 800

MCM to 300 MCM conductors

1

Lugs not provided with standard drive. They are available as part of kit M/N LF151200W4PM.

Output Power (U/T1, V/T2, W/T3)

Delta-Wye Transformer (S1 to S6)

Ground (PE)

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