T8-3-8342/I48/SVB-SW/HI11
201449 T8-3-8342/I48/SVB-SW/HI11
201449

Main switch, T8, 315 A, surface mounting, 3 contact unit(s), 6 pole, 1 N/O, 1 N/C, STOP function, With black rotary handle and locking ring, Lockable in the 0 (Off) position
Main switch, Product range: Main switch, maintenance switch, Repair switch, Part group reference: T8, Stop Function: STOP function, With black rotary handle and locking ring, Information about equipment supplied: with KS4‐CI and K150/1/BR: Ingress protection IP64, 6 pole, Locking facility: Lockable in the 0 (Off) position, Degree of Protection: IP65, Design: surface mounting, Switching angle: 90 °, Motor rating AC-23A, 50 - 60 Hz 400 V: P = 132 kW, Rated uninterrupted current: Iu = 315 A, 3 contact unit(s), Standards: IEC/EN 60947, VDE 0660, IEC/EN 60204, Switch-disconnector according to IEC/EN 60947-3

Product range	Main switch maintenance switch Repair switch
Part group reference	T8
Stop Function	STOP function
Information about equipment supplied	With black rotary handle and locking ring
Number of poles	with KS4‐CI and K150/1/BR: Ingress protection IP64
Locking facility	6 pole
Degree of Protection	1 N/O
Design	1 N/C
Contact sequence	Lockable in the 0 (Off) position
Switching angle	IP65
Design number
Function	surface mounting
400 V [P]
Rated uninterrupted current [Iu]
Note on rated uninterrupted current !u	90 °
Number of contact units	8342
Standards
Climatic proofing	132 kW
Ambient temperature >Enclosed	315 A
Overvoltage category/pollution degree	Rated uninterrupted current Iu is specified for max. cross-section. Open = 315, enclosed= 275 A
Rated impulse withstand voltage [Uimp]	3 contact unit(s)
Mounting position	IEC/EN 60947, VDE 0660, IEC/EN 60204 Switch-disconnector according to IEC/EN 60947-3
Mechanical variables >Number of poles	Damp heat, constant, to IEC 60068-2-78 Damp heat, cyclic, to IEC 60068-2-30
Mechanical variables >Auxiliary contacts 1 N/O Mechanical variables >Auxiliary contacts 1 N/C Electrical characteristics >Rated operational voltage [Ue]	-25 - +40 °C
Electrical characteristics >Rated uninterrupted current [Iu]	III/3
Electrical characteristics >Note on rated uninterrupted current !u	8000 V AC
Load rating with intermittent operation, class 12 >AB 25 % DF	As required
Load rating with intermittent operation, class 12 >AB 40 % DF	6 pole
Load rating with intermittent operation, class 12 >AB 60 % DF	1 N/O
Short-circuit rating >Fuse	1 N/C
Rated short-time withstand current (1 s current) [Icw ]	690 V AC
Note on rated short-time withstand current lcw	315 A
Rated conditional short-circuit current [Iq]	Rated uninterrupted current Iu is specified for max. cross-section. Open = 315, enclosed= 275 A
cos ϕ rated making capacity as per IEC 60947-3	2 x Ie
Rated breaking capacity cos ϕ to IEC 60947-3 >230 V	1.6 x Ie
Rated breaking capacity cos ϕ to IEC 60947-3 >400/415 V	1.3 x Ie
Rated breaking capacity cos ϕ to IEC 60947-3 >500 V	315 A gG/gL
Rated breaking capacity cos ϕ to IEC 60947-3 >690 V	4200 Arms
Safe isolation to EN 61140 >between the contacts	Current for a time of 1 second
Safe isolation to EN 61140 >Current heat loss per contact at Ie	5 kA
Safe isolation to EN 61140 >Current heat loss per auxiliary circuit at Ie (AC-15/230 V)	2390 A
Lifespan, mechanical [Operations]	1910 A
Maximum operating frequency [Operations/h]	1800 A
AC >AC-3 >Rating, motor load switch [P] >220 V 230 V [P]	1200 A
AC >AC-3 >Rating, motor load switch [P] >230 V Star-delta [P]	420 A
AC >AC-3 >Rating, motor load switch [P] >400 V 415 V [P]	440 V AC
AC >AC-3 >Rating, motor load switch [P] >400 V Star-delta [P]	11 W
AC >AC-3 >Rating, motor load switch [P] >500 V [P]	0.2 CO
AC >AC-3 >Rating, motor load switch [P] >500 V Star-delta [P]	> 0.1 x 106
AC >AC-3 >Rating, motor load switch [P] >690 V [P]	50
AC >AC-3 >Rating, motor load switch [P] >690 V Star-delta [P]	37 kW
AC >AC-3 >Rated operational current motor load switch >230 V [Ie]	37 kW
AC >AC-3 >Rated operational current motor load switch >400V 415 V [Ie]	55 kW
AC >AC-3 >Rated operational current motor load switch >400 V star-delta [Ie]	55 kW
AC >AC-3 >Rated operational current motor load switch >500 V [Ie ]	37 kW
AC >AC-3 >Rated operational current motor load switch >500 V star-delta [Ie ]	37 kW
AC >AC-3 >Rated operational current motor load switch >690 V [Ie]	37 kW
AC >AC-21A >Rated operational current switch >440 V [Ie]	37 kW
AC >AC-23A >Motor rating AC-23A, 50 - 60 Hz [P] >230 V [P]	126 A
AC >AC-23A >Motor rating AC-23A, 50 - 60 Hz [P] >400 V 415 V [P]	105 A
AC >AC-23A >Motor rating AC-23A, 50 - 60 Hz [P] >500 V [P]	105 A
AC >AC-23A >Motor rating AC-23A, 50 - 60 Hz [P] >690 V [P]	78 A
AC >AC-23A >Rated operational current motor load switch >230 V [Ie]	78 A
AC >AC-23A >Rated operational current motor load switch >400 V 415 V [Ie]	42 A
AC >AC-23A >Rated operational current motor load switch >500 V [Ie]	315 A
AC >AC-23A >Rated operational current motor load switch >690 V [Ie]	75 kW
DC >DC-1, Load-break switches L/R = 1 ms >Rated operational current [Ie]	132 kW
DC >DC-1, Load-break switches L/R = 1 ms >Voltage per contact pair in series	132 kW
DC >DC-23A, motor load switch L/R = 15 ms >24 V >Rated operational current [Ie]	37 kW
DC >DC-23A, motor load switch L/R = 15 ms >24 V >Contacts	239 A
DC >DC-23A, motor load switch L/R = 15 ms >48 V >Rated operational current [Ie]	245 A
DC >DC-23A, motor load switch L/R = 15 ms >48 V >Contacts	184 A
DC >DC-23A, motor load switch L/R = 15 ms >60 V >Rated operational current [Ie]	42 A
DC >DC-23A, motor load switch L/R = 15 ms >60 V >Contacts	315 A
DC >DC-23A, motor load switch L/R = 15 ms >120 V >Rated operational current [Ie]	42 V
DC >DC-23A, motor load switch L/R = 15 ms >120 V >Contacts	250 A
DC >DC-13, Control switches L/R = 50 ms >Rated operational current [Ie]	1 Quantity
Control circuit reliability at 24 V DC, 10 mA [Fault probability]	250 A
Solid or stranded	2 Quantity
Flat conductor connection with busbars	125 A
Terminal screw	3 Quantity
Tightening torque for terminal screw	50 A
Notes	3 Quantity
Terminal capacity >Terminal screw	250 A
Terminal capacity >Tightening torque	< 10 -5, < 1 fault in 100000 operations HF
Rated operational current for specified heat dissipation [In]	185 mm2
Heat dissipation per pole, current-dependent [Pvid]	1 x (25 x 5) 2 x (20 x 3) mm2
Equipment heat dissipation, current-dependent [Pvid]	M12
Static heat dissipation, non-current-dependent [Pvs]	14 Nm
Heat dissipation capacity [Pdiss]	B10d values as per EN ISO 13849-1, table C1
Operating ambient temperature min.	M12
Operating ambient temperature max.	125 lb-in
10.2 Strength of materials and parts >10.2.2 Corrosion resistance	315 A
10.2 Strength of materials and parts >10.2.3.1 Verification of thermal stability of enclosures	11 W
10.2 Strength of materials and parts >10.2.3.2 Verification of resistance of insulating materials to normal heat	0 W
10.2 Strength of materials and parts >10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects	0 W
10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation	0 W
10.2 Strength of materials and parts >10.2.5 Lifting	-25 °C
10.2 Strength of materials and parts >10.2.6 Mechanical impact	+40 °C
10.2 Strength of materials and parts >10.2.7 Inscriptions	Meets the product standard´s requirements.
10.3 Degree of protection of ASSEMBLIES	Meets the product standard´s requirements.
10.4 Clearances and creepage distances	Meets the product standard´s requirements.
10.5 Protection against electric shock	Meets the product standard´s requirements.
10.6 Incorporation of switching devices and components	UV resistance only in connection with protective shield.
10.7 Internal electrical circuits and connections	Does not apply, since the entire switchgear needs to be evaluated.
10.8 Connections for external conductors	Does not apply, since the entire switchgear needs to be evaluated.
10.9 Insulation properties >10.9.2 Power-frequency electric strength	Meets the product standard´s requirements.
10.9 Insulation properties >10.9.3 Impulse withstand voltage	Does not apply, since the entire switchgear needs to be evaluated.
10.9 Insulation properties >10.9.4 Testing of enclosures made of insulating material	Meets the product standard´s requirements.
10.10 Temperature rise	Does not apply, since the entire switchgear needs to be evaluated.
10.11 Short-circuit rating	Does not apply, since the entire switchgear needs to be evaluated.
10.12 Electromagnetic compatibility	Is the panel builder´s responsibility.
10.13 Mechanical function	Is the panel builder´s responsibility.
Version as main switch	Is the panel builder´s responsibility.
Version as maintenance-/service switch	Is the panel builder´s responsibility.
Version as safety switch	Is the panel builder´s responsibility.
Version as emergency stop installation	The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
Version as reversing switch	Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
Number of switches	Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
Max. rated operation voltage Ue AC	The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
Rated operating voltage	Yes
Rated permanent current Iu	Yes
Rated permanent current at AC-23, 400 V	No
Rated permanent current at AC-21, 400 V	No
Rated operation power at AC-3, 400 V	No
Rated short-time withstand current lcw	1
Rated operation power at AC-23, 400 V	690 V
Switching power at 400 V	690 - 690 V
Conditioned rated short-circuit current Iq	315 A
Number of poles	245 A
Number of auxiliary contacts as normally closed contact	315 A
Number of auxiliary contacts as normally open contact	55 kW
Number of auxiliary contacts as change-over contact	4.2 kA
Motor drive optional	132 kW
Motor drive integrated	132 kW
Voltage release optional	5 kA
Device construction	6
Suitable for ground mounting	1
Suitable for front mounting 4-hole	1
Suitable for front mounting centre	0
Suitable for distribution board installation	No
Suitable for intermediate mounting	No
Colour control element	No
Type of control element	Complete device in housing
Interlockable	Yes
Type of electrical connection of main circuit	No
Degree of protection (IP), front side	No
Degree of protection (NEMA)	No

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