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Siemens UL 489 - Wire Connectors

Siemens UL 489
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5 – 24
5.2.5 Wire connectors
Wire connectors allow cables to be connected directly to the front connections of the circuit breaker.
Wire connectors are tested according to UL 486A-486B with flexible standard cables.
5.2.5.1 Cabling
NOTICE
Equipment Damage.
Short-circuit currents greater than 65 kA may cause damage to wire connectors or connected cables.
The use of wire connectors in switchgear with short-circuit currents greater than 65 kA is not permitted.
Frame size Rated current No. of cables per connector Connector wire range Torque
I 800 A / 1200 A 1 - 4 6 - 350 kcmil Cu / Al
325 lb-in
36 Nm
II
1200 A 1 - 4 6 - 350 kcmil Cu / Al
325 lb-in
36 Nm
1600 A 1 - 6 300 - 600 kcmil Cu / Al
375 lb-in
42 Nm
2000 A 1 - 6 250 - 600 kcmil Cu
375 lb-in
42 Nm
0705_nu

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