Catalog LV1 T 2009 Chapter 3 EN

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3 3RT, 3TB, 3TF Contactors for Switching Motors 3TF6 vacuum contactors, 3-pole, 335 ... 450 kW Contactors Type 3TF68 3TF69 Main circuit AC capacity Size 14 14 Short-time loading capacity (5 ... 30 s) CLASS 5 and 10 A 630 820 CLASS 15 A 630 662 CLASS 20 A 536 572 CLASS 25 A 479 531 CLASS 30 A 441 500 Thermal current-carrying capacity 10-s-current 1) A 5040 7000 Power loss per conducting path at Ie /AC-3 /690 V Switching frequency Switching frequency z in operating cycles/hour W 45 70 Contactors without overload relays No-load switching frequency AC 1/h 2000 1000 No-load switching frequency DC 1/h 1000 1000 AC-1 1/h 700 700 AC-2 1/h 200 200 AC-3 1/h 500 500 AC-4 1/h 150 150 Contactors with overload relays (mean value) Conductor cross-sections 1/h 15 15 Main conductors: Busbar connections Screw terminals - Finely stranded with cable lug mm2 - Stranded with cable lug mm 50 ... 240 50 ... 240 2 70 ... 240 50 ... 240 - Solid or stranded AWG 2/0 ... 500 MCM 2/0 ... 500 MCM - Connecting bar (max. width) mm 50 60 (Ue ≤ 690 V) 50 (Ue > 690 V) Terminal screw M10 x 30 M12 x 40 - Tightening torque With box terminal Nm 14 ... 24 (124 ... 210 lb.in) 20 ... 35 (177 ... 310 lb.in) 2) - Connectable copper bars -Width mm 15 ... 25 15 ... 38 - Max. thickness mm 1 x 26 or 2 x 11 1 x 46 or 2 x 18 - Terminal screw A/F 6 (hexagon socket) A/F 8 (hexagon socket) - Tightening torque Auxiliary conductors: Nm 25 ... 40 (221 ... 354 lb.in) 35 ... 50 (266 ... 443 lb.in) Solid mm 2 2 x (0.5 ... 1) 3) /2 x (1 ... 2.5) 3) Finely stranded with end sleeve mm 2 2 x (0.5 ... 1) 3) /2 x (0.75 ... 2.5) 3) Pin-end connector to DIN 46231 mm2 2 x (1 ... 1.5) Solid or stranded AWG 2 x (18 ... 12) Tightening torque Nm 0.8 ... 1.4 (7 ... 12 lb.in) s and u ratings Rated insulation voltage V AC 600 600 Uninterrupted current Open and enclosed A 630 820 Maximum horsepower ratings (s and u approved values) Rated power for induction motors at 60 Hz For short-circuit protection with overload relays see "Protection Equipment --> Overload Relays". 1) According to IEC 60947-4-1. 2) See Accessories and Spare Parts. 3) If two different conductor cross-sections are connected to one clamping point, both cross-sections must lie in the range specified. If identical crosssections are used, this restriction does not apply. 3/70 Siemens LV 1 T · 2009 © Siemens AG 2009 At 200 V hp 231 290 230 V hp 266 350 460 V hp 530 700 575 V hp 664 860 NEMA/EEMAC ratings SIZE hp 6 7 Uninterrupted current - Open A 600 820 -Enclosed A 540 810 Rated power for induction motors at At 200 V hp 150 -- 60 Hz 230 V hp 200 300 460 V hp 400 600 575 V hp 400 600 Overload relay Type 3RB12 . Setting range A 200 ... 820
■ Overview 3TB5 contactors with DC solenoid system, 3-pole, 55 ... 200 kW EN 60947-4-1. The contactors are climate-proof and finger-safe according to EN 50274. ■ Technical specifications 3RT, 3TB, 3TF Contactors for Switching Motors Rated voltage V AC, max. 600 Switching capacity 1) Values in brackets apply to auxiliary contacts with delayed NC contact. A 600, P 600 3TB5 contactors with DC solenoid system, 3-pole, 55 ... 200 kW Contactors Type 3TB50 3TB52 to 3TB56 Rated data of the auxiliary contacts Acc. to IEC 60947-5-1 (VDE 0660 Part 200) Rated insulation voltage U i (degree of pollution 3) Continuous thermal current I th = Rated operational current I e /AC-12 AC load Rated operational current I e /AC-15/AC-14 For rated operational voltage U e DC load Rated operational current I e/DC-12 For rated operational voltage U e Rated operational current I e /DC-13 1) For rated operational voltage U e © Siemens AG 2009 V 690 A 10 24 V A 10 110 V A 10 125 V A 10 220 V A 6 230 V A 5.6 380 V A 4 400 V A 3.6 500 V A 2.5 660 V A 2.5 690 V A -- 24 V A 10 10 60 V A 10 10 110 V A 3.2 8 125 V A 2.5 6 220 V A 0.9 2 440 V A 0.33 0.6 600 V A 0.22 0.4 24 V A 10 (10) 10 (10) 60 V A 5 (7) 5 (4) 110 V A 1.14 (3.2) 2.4 (1.8) 125 V A 0.98 (2.5) 2.1 (1.6) 220 V A 0.48 (0.9) 1.1 (0.9) 440 V A 0.13 (0.33) 0.32 (0.27) 600 V A 0.075 (0.22) 0.21 (0.18) Contactors Type 3TB50 to 3TB56 s and u ratings of the auxiliary contacts Siemens LV 1 T · 2009 3/71 3
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© Siemens AG 2009 Controls - Conta
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S3 3RT1. 4 Controls — Contactors
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■ Overview 3RT1 contactors and co
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3RT1 contactors Sizes S6 to S12 wit
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3RA1 contactor assemblies, 3RT1 con
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■ Overview 3RT10 contactors, 3-po
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3RT1. . .-.P version: For 24 V DC P
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■ Integration Auxiliary switch bl
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■ Technical specifications SIRIUS
Page 19 and 20: Endurance of the main contacts Size
Page 21 and 22: 1) The OFF-delay of the NO contact
Page 23 and 24: For tools for opening Cage Clamp te
Page 25 and 26: 1) The OFF-delay of the NO contact
Page 27 and 28: 3RT, 3TB, 3TF Contactors for Switch
Page 29 and 30: 1) Test conditions according to IEC
Page 33 and 34: 1) For endurance of the main contac
Page 35 and 36: 1) Depending on the electronic ball
Page 39 and 40: © Siemens AG 2009 3RT, 3TB, 3TF Co
Page 43 and 44: 1) For endurance of the main contac
Page 45 and 46: 1) Industrial furnaces and electric
Page 53 and 54: 1) For more information about short
Page 55 and 56: ■ Overview 3RT12 vacuum contactor
Page 57 and 58: 1) Test conditions according to IEC
Page 59 and 60: 1) When connecting cable lugs accor
Page 61 and 62: 1) Industrial furnaces and electric
Page 63 and 64: 1) When connecting cable lugs to DI
Page 65 and 66: ■ Technical specifications 3RT, 3
Page 67 and 68: 1) To easily replace the laterally
Page 69: 1) Max. permissible rated operation
Page 77 and 78: ■ Technical specifications Contac
Page 79 and 80: 1) Applies to 50/60 Hz coil: At 50
Page 85 and 86: ■ Function The operating times of
Page 87 and 88: Components for customer assembly As
Page 89 and 90: Starter Sizes S..-S..-S.. Type 3RA.
Page 91 and 92: 3TD, 3TE Contactor Assemblies 3TE6
Page 93 and 94: 3RT, 3RH, 3TB, 3TC, 3TH, 3TK Contac
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3RT, 3RH, 3TB, 3TC, 3TH, 3TK Contac
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■ Function Contact reliability Hi
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For corresponding 8WA2 803/8WA2 804
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Contactors Type 3RH1. Size S00 Load
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■ Overview AC and DC operation IE
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Contactors Control Magnetic coil op
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■ Overview AC and DC operation IE
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Contactor relays Short-circuit prot
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3RH, 3TH Contactor Relays 3RH11 cou
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All technical specifications not me
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1) Capacitive loads can result in m
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1) Capacitive loads can result in m
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■ Design Installation instruction
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Type General data 3TX7 004/3TX7 005
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■ Overview The new 3RS18 coupling
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■ Overview The LZX complete units
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■ Technical specifications Relay
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■ More information Notes on confi
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■ Technical specifications 1) If
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■ Overview Snap-on auxiliary swit
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Additional load module Size S00 for
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✓ Function is possible. Accessori
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Contactors Type 3RT19 26-2P. Pneuma
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© Siemens AG 2009 DC-12 - At 24 V
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■ Technical specifications For 3T
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■ Dimensional drawings 3RT10 cont
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3RT10 and 3RT14 contactors, 3-pole
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3RT10 and 3RT14 contactors, 3-pole
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3RT12 vacuum contactors, 3-pole 3RT
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3RT16 capacitor contactors 3RT16 17
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Contactors with extended operating
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3RH11 and 3RH14 contactor relays 3R
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Accessories for 3RT1 contactors 3RT
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Accessories for 3RT1 contactors 3RT
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Accessories for 3RT1 contactors 3RH
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Accessories for 3RA1 contactor asse
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3RA13 reversing contactor assemblie
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3RA14 contactor assemblies for wye-
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3TF68 and 3TF69 vacuum contactors,
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3TB5 contactors 3TB50 and 3TB52 con
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Accessories for 3TK1 contactors 3TK
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3TC7 contactors 3TC74 contactors Si
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3TF2 contactors for switching motor
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3TH2 contactor relays, width 45 mm,
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Coupling relays with narrow design
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LZS:RT relay couplers Complete unit
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■ Schematics 1) Not for 3RT12 vac
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1) Not for 3RT12 vacuum contactors.
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Controls — Contactors and Contact
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Position of the terminals for 3RT1
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Position of the terminals for 3RH1
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Circuit diagrams for 3RA13 reversin
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Internal circuit diagrams for 3TG10
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Internal circuit diagrams for 3TF2
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Semiconductor couplers - connection
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Plug-in bases with logical isolatio
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Catalog LV1 T 2009 Chapter 3 EN

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