SIRIUS System Manual
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GWA 4NEB 430 0999-02b
Figure 3-86: 3RT13 2, 3RT15 2 (frame size S0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-101
Figure 3-87: 3RT133, 3RT153 (frame size S2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-102
Figure 3-88: 3RT13 4 (frame size S3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-102
Figure 3-89: 3RT1626 (frame size S0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-103
Figure 3-90: 3RT1636 (frame size S2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-103
Figure 3-91: 3RT1646 (frame size S3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-103
Figure 3-92: 3RT10 17, 3RH 11 (frame size S00) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-104
Figure 3-93: 3RT10 2, view from right (frame size S0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-104
Figure 3-94: 3RT103, view from right (frame size S2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-104
Figure 3-95: 3RT104, view from right (frame size S3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-104
Figure 3-96: 3RT1916-2E.., -2F.., -2G.. (frame size S00),
3RT19 26-2E.., -2F.., -2G.. (frame sizes S0 to S3) . . . . . . . . . . . . . . . . . . . . . . . 3-105
Figure 3-97: 3RT19 16-2 (frame size S00) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3RT19 26-2 (frame sizes S0 to S3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-105
Figure 3-98: 3RH19 11-1AA.., 3RH19 11-1BA.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-105
Figure 3-99: Contactor combination for reversing (frame size S00) . . . . . . . . . . . . . . . . . . . . 3-107
Figure 3-100:Contactor combination for reversing (frame size S0) . . . . . . . . . . . . . . . . . . . . . 3-107
Figure 3-101:Contactor combination for reversing (frame size S2) . . . . . . . . . . . . . . . . . . . . . 3-107
Figure 3-102:Contactor combination for reversing (frame size S3) . . . . . . . . . . . . . . . . . . . . . 3-107
Figure 3-103:3RA1924-2B (frame sizes S0 to S3)
3RA1924-1A (frame sizes S0 to S3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-108
Figure 3-104:Contactor combinations for star/delta (frame sizes S00 - S00 - S00) . . . . . . . . . . . . 3-108
Figure 3-105:Contactor combinations for star/delta (frame sizes S0 - S0 - S0) . . . . . . . . . . . . . . 3-108
Figure 3-106:Contactor combinations for star/delta (frame sizes S2 - S2 - S0) . . . . . . . . . . . . . . 3-108
Figure 3-107:Contactor combinations for star/delta (frame sizes S2 - S2 - S2) . . . . . . . . . . . . . . 3-109
Figure 3-108:Contactor combinations for star/delta (frame sizes S3 - S3 - S3) . . . . . . . . . . . . . . 3-109
Figure 4-1: 3RU11 overload relays (frame sizes S00 to S2). . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Figure 4-2: 3RU11 overload relay (frame size S3). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Figure 4-3: 3RB12 electronic overload relay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
Figure 4-4: 3RU11 front view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
Figure 4-5: Setting the rated current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-16
Figure 4-6: Sealing the adjustment scale (frame size S00) . . . . . . . . . . . . . . . . . . . . . . . . . 4-16
Figure 4-7: Manual/automatic switchover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17
Figure 4-8: Time-current characteristic, chart for the 3RU11 . . . . . . . . . . . . . . . . . . . . . . . . 4-18
Figure 4-9: Time-current characteristics for class 10 and class 20, chart for the 3RB10 . . . . . . . 4-18
Figure 4-10: Front view of the 3RB12 electronic overload relays . . . . . . . . . . . . . . . . . . . . . . 4-19
Figure 4-11: Time-current characteristics, chart for the 3RB12 . . . . . . . . . . . . . . . . . . . . . . . 4-21
Figure 4-12: Electronic overload relay with analog output, front view . . . . . . . . . . . . . . . . . . . 4-21
Figure 4-13: Electrical remote reset, installation/removal. . . . . . . . . . . . . . . . . . . . . . . . . . . 4-23
Figure 4-14: Mechanical remote reset: resetting plunger, installation . . . . . . . . . . . . . . . . . . . 4-24
Figure 4-15: Mechanical remote reset: resetting plunger, removal. . . . . . . . . . . . . . . . . . . . . 4-24
Figure 4-16: Mechanical remote reset: wire release, installation . . . . . . . . . . . . . . . . . . . . . . 4-25
Figure 4-17: Mechanical remote reset: wire release, removal . . . . . . . . . . . . . . . . . . . . . . . . 4-25
Figure 4-18: Mounting onto the 3RT contactor/3RW3 soft starter . . . . . . . . . . . . . . . . . . . . . 4-26
Figure 4-19: Stand-alone holder, example 3RU11 (frame size S00/S0) . . . . . . . . . . . . . . . . . . 4-27
Figure 4-20: Stand-alone holder, example 3RU11 (frame size S2/S3) . . . . . . . . . . . . . . . . . . . 4-27
Figure 4-21: Snap-on mounting and removal with the 3RT contactor . . . . . . . . . . . . . . . . . . . 4-27
Figure 4-22: Permissible installation positions for the 3RU11 . . . . . . . . . . . . . . . . . . . . . . . . 4-28
Figure 4-23: Loop-through system, 3RB1246 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-29
Figure 4-24: 3RU11: Cage Clamp terminal (frame size S2) . . . . . . . . . . . . . . . . . . . . . . . . . . 4-30
Figure 4-25: 3RU11 circuit diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-31
Figure 4-26: 3RU11 and 3RB10 device circuit diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-31