Catalog LV1 T 2009 Chapter 3 EN

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3 3RT, 3RH, 3TB, 3TC, 3TH, 3TK Contactors for Special Applications 3RT14 Contactors for Switching Resistive Loads (AC-1) 3-pole, 140 ... 690 A Contactors Type 3RT14 46 Control Size S3 Magnetic coil operating range AC/DC 0.8 ... 1.1 x Us Power consumption of the magnetic coils (when coil is cold and 1.0 x Us ) Standard version: AC operation, 50 Hz AC operation, 50/60 Hz For USA and Canada: AC operation, 50 Hz 1) The OFF-delay of the NO contact and the ON-delay of the NC contact are increased if the contactor coils are attenuated against voltage peaks (varistor +2 ms to 5 ms, diode assembly: 2 to 6 times). 3/94 Siemens LV 1 T · 2009 © Siemens AG 2009 Closing VA 270 P.f. 0.68 Closed VA 22 P.f. 0.27 Closing VA 298/274 P.f. 0.7/0.62 Closed VA 27/20 P.f. 0.29/0.31 Closing VA 270 P.f. 0.68 Closed VA 22 P.f. 0.27 Closing VA 300 AC operation, 60 Hz P.f. 0.52 Closed VA 21 P.f. 0.29 DC operation Closing = Closed W 15 1) Operating times for 0.8 ... 1.1 x Us Total break time = Opening delay + Arcing time AC operation - Closing delay ms 17 ... 90 - Opening delay ms 10 ... 25 DC operation - Closing delay ms 90 ... 230 - Opening delay ms 14 ... 20 Arcing time 1) Operating times for 1.0 x Us ms 10 ... 15 AC operation - Closing delay ms 18 ... 30 - Opening delay ms 11 ... 23 DC operation - Closing delay ms 100 ... 120 - Opening delay ms 16 ... 20
3RT, 3RH, 3TB, 3TC, 3TH, 3TK Contactors for Special Applications Contactors Type 3RT14 46 Main circuit AC capacity Size S3 Utilization category AC-1, switching resistive loads Rated operational currents Ie At 40 °C up to 690 V At 60 °C up to 690 V A A 140 130 At 1000 V A 60 Ratings of AC loads At 230 V kW 50 P.f. = 0.95 (at 60 °C) 400 V kW 86 500 V kW 107 690 V kW 148 1000 V kW 98 Minimum conductor cross-section At 40 °C mm for loads with Ie 2 50 At 60 °C mm 2 Utilization category AC-2 and AC-3 50 With an electrical endurance of 1.3 million operating cycles Rated operational current Ie Up to 690 V A 44 Rated power of slipring At 230 V kW 12.7 or squirrel-cage motors at 400 V kW 22 50 Hz and 60 Hz(at 60 °C) 500 V kW 29.9 690 V kW 38.2 Power loss per conducting path Load rating with DC At Ie /AC-1 W 12.5 Utilization category DC-1, switching resistive loads (L/R ≤ 1 ms) Rated operational currents I e (at 60 °C) - 1 conducting path Up to 24 V A 130 60 V A 80 110 V A 12 220 V A 2.5 440 V A 0.8 600 V A 0.48 - 2 conducting paths in series Up to 24 V A 130 60 V A 130 110 V A 130 220 V A 13 440 V A 2.4 600 V A 1.3 - 3 conducting paths in series Up to 24 V A 130 60 V A 130 110 V A 130 220 V A 130 440 V A 6 Utilization category DC-3/DC-5 Shunt-wound and series-wound motors (L/R ≤ 15 ms) 600 V A 3.4 Rated operational currents I e (at 60 °C) © Siemens AG 2009 - 1 conducting path Up to 24 V A 6 60 V A 3 110 V A 1.25 220 V A 0.35 440 V A 0.15 600 V A 0.1 - 2 conducting paths in series Up to 24 V A 130 60 V A 130 110 V A 130 220 V A 1.75 440 V A 0.42 600 V A 0.27 - 3 conducting paths in series Up to 24 V A 130 60 V A 130 110 V A 130 220 V A 4 440 V A 0.8 Switching frequency Switching frequency z in operating cycles/hour 600 V A 0.45 Contactors without overload relays No-load switching frequency AC 1/h 5000 No-load switching frequency DC 1/h 1000 Rated operation Acc. to AC-1 (AC/DC) 1/h 650 Acc. to AC-3 (AC/DC) 1/h 1000 Dependence of the switching frequency z' on the operational current I' and operational voltage U' : z' = z ⋅(I e /I' ) ⋅(400 V/U' ) 1.5 ⋅1/h. 3RT14 Contactors for Switching Resistive Loads (AC-1) 3-pole, 140 ... 690 A Siemens LV 1 T · 2009 3/95 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
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Endurance of the main contacts Size
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1) The OFF-delay of the NO contact
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For tools for opening Cage Clamp te
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1) The OFF-delay of the NO contact
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3RT, 3TB, 3TF Contactors for Switch
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1) Test conditions according to IEC
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1) For endurance of the main contac
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1) Depending on the electronic ball
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For tools for opening Cage Clamp te
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© Siemens AG 2009 3RT, 3TB, 3TF Co
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Page 43 and 44: 1) For endurance of the main contac
Page 45 and 46: 1) Industrial furnaces and electric
Page 47 and 48: For tools for opening Cage Clamp te
Page 49 and 50: © Siemens AG 2009 3RT, 3TB, 3TF Co
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 and 70: 1) Max. permissible rated operation
Page 71 and 72: ■ Overview 3TB5 contactors with D
Page 73 and 74: 3RT, 3TB, 3TF Contactors for Switch
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: 3RT, 3RH, 3TB, 3TC, 3TH, 3TK Contac
Page 97 and 98: 3RT, 3RH, 3TB, 3TC, 3TH, 3TK Contac
Page 131 and 132: ■ Function Contact reliability Hi
Page 133 and 134: For corresponding 8WA2 803/8WA2 804
Page 135 and 136: Contactors Type 3RH1. Size S00 Load
Page 137 and 138: ■ Overview AC and DC operation IE
Page 139 and 140: Contactors Control Magnetic coil op
Page 141 and 142: ■ Overview AC and DC operation IE
Page 143 and 144: 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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