Catalog LV1 T 2009 Chapter 3 EN

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3 3RT, 3TB, 3TF Contactors for Switching Motors 3RT10 contactors, 3-pole, 3 ... 250 kW Contactors Type 3RT10 75 3RT10 76 Main circuit AC capacity Utilization category AC-1 Switching resistive loads Size S12 S12 Rated operational currents Ie At 40 °C up to 690 V At 60 °C up to 690 V A A 430 400 610 550 At 60 °C up to 1000 V A 200 200 Rated power for AC loads 1) P.f. = 0.95 (at 60 °C) Minimum conductor cross-section for loads with Ie Utilization category AC-2 and AC-3 1) Industrial furnaces and electric heaters with resistance heating, etc. (increased power consumption on heating up taken into account). 2) According to IEC 60947-4-1. For rated values for various start-up conditions see "Protection Equipment --> Overload Relays". 3/50 Siemens LV 1 T · 2009 At 230 V kW 151 208 400 V kW 263 362 500 V kW 329 452 690 V kW 454 624 1000 V kW 329 329 At 40 °C mm 2 At 60 °C mm 2 x 150 2 x 185 2 240 2 x 185 Rated operational currents I e Up to 500 V A 400 500 690 V A 400 450 1000 V A 180 180 Rated power of slipring or squirrel-cage motors at 50 and 60 Hz © Siemens AG 2009 At 230 V kW 132 164 400 V kW 231 291 500 V kW 291 363 690 V kW 400 453 1000 V kW 250 250 Thermal load capacity 10 s current2) A 3200 4000 Power loss per main current path Utilization category AC-4 (for Ia = 6 x Ie ) At Ie /AC-3/500 V W 35 55 Rated operational current Ie Up to 400 V A 350 430 Rated power for squirrel-cage motors with 50 Hz and 60 Hz The following applies to a contact endurance of about 200 000 operating cycles: At 400 V kW 200 250 - Rated operational current Ie Up to 500 V 690 V A A 150 135 175 150 1000 V A 80 80 - Rated power for squirrel-cage At 230 V kW 48 56 motors with 50 Hz and 60 Hz 400 V kW 85 98 500 V kW 105 123 690 V kW 133 148 Utilization category AC-6a switching AC transformers Rated operational current Ie 1000 V kW 113 113 - For inrush current n = 20 Up to 690 V A 377 404 - For inrush current n = 30 Rating P Up to 690 V A 251 270 - For inrush current n = 20 At 230 V kVA 150 161 400 V kVA 261 280 500 V kVA 326 350 690 V kVA 450 483 1000 V kVA 311 311 - For inrush current n = 30 At 230 V kVA 100 107 400 V kVA 173 187 500 V kVA 217 234 690 V kVA 300 323 1000 V kVA 311 311 For deviating inrush current factors x, the power must be recalculated as follows: Px = Pn 30 ⋅ 30/x Utilization category AC-6b Switching low-inductance (low-loss, metallized dielectric) AC capacitors Ambient temperature 40 °C Rated operational currents Ie Up to 500 V A 287 407 Rated power for single capacitors or At 230 V kvar 114 162 banks of capacitors (minimum induc- 400 V kvar 199 282 tance of 6 μH between capacitors con- 500 V kvar 248 352 nected in parallel) at 50 Hz, 60 Hz and 690 V kvar 199 282
© Siemens AG 2009 3RT, 3TB, 3TF Contactors for Switching Motors 3RT10 contactors, 3-pole, 3 ... 250 kW Contactors Type 3RT10 75 3RT10 76 Main circuit Load rating with DC Utilization category DC-1 Size S12 S12 Switching resistive load (L/R ≤ 1ms) Rated operational current Ie (at 60 °C) - 1 conducting path Up to 24 V A 400 60 V A 330 110 V A 33 220 V A 3.8 440 V A 0.9 600 V A 0.6 - 2 conducting paths in series Up to 24 V A 400 60 V A 400 110 V A 400 220 V A 400 440 V A 4 600 V A 2 - 3 conducting paths in series Up to 24 V A 400 60 V A 400 110 V A 400 220 V A 400 440 V A 11 Utilization category DC-3 and DC-5 Shunt-wound and series-wound motors (L/R ≤ 15 ms) Rated operational current Ie (at 60 °C) 600 V A 5.2 - 1 conducting path Up to 24 V A 400 60 V A 11 110 V A 3 220 V A 0.6 440 V A 0.18 600 V A 0.125 - 2 conducting paths in series Up to 24 V A 400 60 V A 400 110 V A 400 220 V A 2.5 440 V A 0.65 600 V A 0.37 - 3 conducting paths in series Up to 24 V A 400 60 V A 400 110 V A 400 220 V A 400 440 V A 1.4 Switching frequency Switching frequency z in operating cycles/hour 600 V A 0.75 Contactors without overload relays No-load switching frequency h-1 Dependence of the switching frequency z' on the operational current I' and operational voltage U' : z' = z ⋅(Ie /I' ) ⋅(400 V/U' ) 2000 2000 1.5 ⋅1/h AC-1 h -1 AC-2 h 700 500 -1 AC-3 h 200 170 -1 AC-4 h 500 420 -1 130 130 Contactors with overload relays (mean value) h -1 60 60 Siemens LV 1 T · 2009 3/51 3
Page 1 and 2: © Siemens AG 2009 Controls - Conta
Page 3 and 4: S3 3RT1. 4 Controls — Contactors
Page 5 and 6: ■ Overview 3RT1 contactors and co
Page 7 and 8: 3RT1 contactors Sizes S6 to S12 wit
Page 9 and 10: 3RA1 contactor assemblies, 3RT1 con
Page 11 and 12: ■ Overview 3RT10 contactors, 3-po
Page 13 and 14: 3RT1. . .-.P version: For 24 V DC P
Page 15 and 16: ■ Integration Auxiliary switch bl
Page 17 and 18: ■ 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 49: © 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 77 and 78: ■ Technical specifications Contac
Page 79 and 80: 1) Applies to 50/60 Hz coil: At 50
Page 81 and 82: © Siemens AG 2009 3RT, 3TB, 3TF Co
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
Page 101 and 102:
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
Page 139 and 140:
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
Page 149 and 150:
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
Page 155 and 156:
Type General data 3TX7 004/3TX7 005
Page 157 and 158:
■ Overview The new 3RS18 coupling
Page 159 and 160:
■ Overview The LZX complete units
Page 161 and 162:
■ Technical specifications Relay
Page 163 and 164:
■ More information Notes on confi
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■ Technical specifications 1) If
Page 167 and 168:
■ Overview Snap-on auxiliary swit
Page 169 and 170:
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
Page 187 and 188:
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,
Page 207 and 208:
3TB5 contactors 3TB50 and 3TB52 con
Page 209 and 210:
Accessories for 3TK1 contactors 3TK
Page 211 and 212:
3TC7 contactors 3TC74 contactors Si
Page 213 and 214:
3TF2 contactors for switching motor
Page 215 and 216:
3TH2 contactor relays, width 45 mm,
Page 217 and 218:
Coupling relays with narrow design
Page 219 and 220:
LZS:RT relay couplers Complete unit
Page 221 and 222:
■ Schematics 1) Not for 3RT12 vac
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1) Not for 3RT12 vacuum contactors.
Page 225 and 226:
Controls — Contactors and Contact
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Position of the terminals for 3RT1
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Position of the terminals for 3RH1
Page 237 and 238:
Circuit diagrams for 3RA13 reversin
Page 239 and 240:
Internal circuit diagrams for 3TG10
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Internal circuit diagrams for 3TF2
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Page 249 and 250:
Semiconductor couplers - connection
Page 251 and 252:
Plug-in bases with logical isolatio
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Catalog LV1 T 2009 Chapter 3 EN

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