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Motors-D81.1-complete-English-06-2020

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© Siemens <strong>2020</strong><br />

Introduction<br />

Electrical design<br />

Connection, circuit and terminal boxes<br />

1 ■ Overview<br />

Terminal box type 1XB7750<br />

G_D081_XX_00551<br />

Basic data for terminal boxes for 1LE1, 1MB1, 1PC1, 1LE5, and 1MB5 motors<br />

Motor Frame size Terminal Cable entries/locking<br />

box<br />

1LE10/1MB10/1PC10<br />

1LE10 63 ... 71 TB1B00 2 entries <strong>complete</strong> with sealing plugs, thread in terminal box,<br />

TB1B10 terminal box mounted and screwed in place<br />

1LE10 80 … 90 TB1E00 1 entry <strong>complete</strong> with sealing plugs, thread in terminal box<br />

(2 entries with additional mounting components in the winding),<br />

terminal box mounted and screwed in place<br />

1LE10/<br />

1MB10<br />

1LE10<br />

1MB10 1)<br />

1PC10<br />

80 … 90 TB1E10 2 entries <strong>complete</strong> with sealing plugs, thread in terminal box,<br />

terminal box mounted and screwed in place<br />

100 … 180<br />

80 … 160<br />

100 … 160<br />

TB1F00<br />

TB1H00<br />

TB1J00<br />

TB1F10<br />

TB1H10<br />

TB1J10<br />

1LE10 200 TB1L00<br />

TB1L10<br />

2 entries <strong>complete</strong> with sealing plugs and locknuts,<br />

terminal box mounted and screwed in place<br />

Terminal box<br />

material<br />

Feeder connection<br />

Aluminum alloy • Cable lug<br />

• Rigid cable, no cable lug<br />

Aluminum alloy • Cable lug<br />

• Rigid cable, no cable lug<br />

Aluminum alloy • Cable lug<br />

• Rigid cable, no cable lug<br />

Aluminum alloy • Cable lug<br />

• Rigid cable, no cable lug<br />

2 entries <strong>complete</strong> with sealing plugs, thread in terminal box, Aluminum alloy • Cable lug<br />

terminal box mounted and screwed in place<br />

• Rigid cable, no cable lug<br />

1LE15/1LE16/1LE5/1MB15/1MB16/1MB5<br />

1LE15/ 71 … 90 TB1D01 2 entries <strong>complete</strong> with sealing plugs, thread in terminal box,<br />

1MB15 1) terminal box mounted and screwed in place<br />

1LE15/<br />

1LE16/<br />

1MB15/<br />

1MB16 1)<br />

2)<br />

100 … 315 TB1F01<br />

…<br />

TB1R01<br />

1LE5,<br />

1MB5 2) 315 … 355 TB3Q01<br />

TB3R01<br />

1LE5, 355 TB3R01<br />

1MB5 2) (500 kW)<br />

1LE5/ 400 ... 450 TB3R61<br />

1MB5<br />

1XB1631<br />

1XB7750<br />

2 entries <strong>complete</strong> with sealing plugs, thread in terminal box,<br />

terminal box mounted and screwed in place<br />

2 entries <strong>complete</strong> with sealing plugs, thread in terminal box,<br />

terminal box mounted and screwed in place<br />

4 entries <strong>complete</strong> with sealing plugs, thread in terminal box,<br />

terminal box mounted and screwed in place<br />

4 entries <strong>complete</strong> with sealing plugs, thread in terminal box,<br />

terminal box mounted and screwed in place<br />

8 entries <strong>complete</strong> with sealing plugs, thread in terminal box,<br />

terminal box mounted and screwed in place<br />

Cast iron<br />

Cast iron<br />

Cast iron<br />

Cast iron<br />

Sheet steel<br />

• Cable lug<br />

• Rigid cable, no cable lug<br />

• Cable lug<br />

• Rigid cable, no cable lug<br />

• Cable lug<br />

• Rigid cable, no cable lug<br />

• Cable lug<br />

• Rigid cable, no cable lug<br />

• Cable lug<br />

• Rigid cable, no cable lug<br />

1) The certified cable entries are supplied as standard for explosionprotected<br />

motors.<br />

- Frame sizes 63 to 200: One certified metric cable gland and one certified<br />

metric sealing plug<br />

- Frame sizes 225 to 315: Two certified metric cable glands<br />

2) 1MB15/1MB16 also applies to 1MB154, 1MB164, and 1MB155;<br />

1MB5 also applies to 1MB554 and 1MB555.<br />

1/40 Siemens D 81.1 · <strong>06</strong>/<strong>2020</strong>

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