Page 396 - Motor protection and control Manual motor starters, contactors and overload relays

3/322 ABB MOTOR PROTECTION AND CONTROL

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Additional terminal blocks and other accessories

1SBC580742F0301 Terminal blocks
The LD terminal blocks are designed to increase the connecting capacity of the contactor on
03
which they are fitted and for preparation of the wiring before final connection on the contactor.
LD75 The LD blocks are 3-pole terminal blocks with tunnel terminals.
The LD75 terminal blocks are fixed in the 3 independent slots located above the built-in connectors.

For contactors Type Order code Pkg Weight
qty (1 pce)
kg
UA50(RA) ... UA75(RA) LD75 1SBN073508R1000 1 0.115

Technical data
Types LD75
Rated insulation voltage Ui
acc. to IEC 60947-4-1 690 V
acc. to UL / CSA 600 V
Main terminals

Screw terminals with single connector
10x11 mm
Connection capacity (min. ... max.)
Rigid Solid (≤ 4 mm²) 1 x 6...50 mm²
Stranded (≥ 6 mm²) 2 x 6...25 mm²
Flexible with ferrule 1 x 6...35 mm²
2 x 6...16 mm²
Bars 10 mm
Tightening torque 4 Nm
Degree of protection IP10
acc. to IEC 60947-1 / EN 60947-1 and IEC 60529 / EN 60529
Screw terminals Delivered in closed position
M6
Screwdriver type pozidriv 2
Note: The utilization of LD additional terminal blocks leaves the possibility to connect the following cables directly into the
contactor main terminals.
LD75
Possible cross section of rigid cable in the contactor terminals 50 mm²

Terminal enlargements
Enlargement pieces designed to increase the width of the contactor terminal pads in order to
allow larger connections to be mounted.
Sets containing 3 tin plated copper bars fixed by an isolating spacer.
1SFT98000-011C3 For contactors Dimensions bar Type Order code Pkg Weight
qty
(1 pce)
hole Ø
LW mm mm kg
UA95, UA110 6.5 15 x 3 LW110 1SFN074307R1000 1 0.100

1SBC101534S0201 - Rev. B