Siemens Sivacon S8 Planning Information

Text of Siemens Sivacon S8 User Guide:

• Siemens Sivacon S8, 78 SIVACON S8 Planning Principles – Further planning notes Environmental conditions Class Environmental parameters including their limit values (Definition acc. to IEC 60721-3-3) Measures Chemically active substances 3C2 Sea salt Presence of salt mist on request Mean value Limiting value Sulphur dioxide SO 2 0.3 mg/m 3 1.0 mg/m 3 Hydrogen sulphide H 2 S 0.1 mg/m 3 0.5 mg/m 3 Chlorine Cl 2 0.1 mg/m 3 0.3 mg/m 3 Hydrogen chloride HCl 0.1 mg/m 3 0.5 mg/m 3 Hydrogen fluoride 0.01 mg/m 3 0.03 mg/m 3 Ammonia NH 3 1.0 mg/m 3 3.0 mg/m 3 Ozone O 3 0.05 mg/

• Siemens Sivacon S8, 43 SIVACON S8 Planning Principles – Universal mounting design 2 3 4 5 6 7 8 9 10 11 1 Fig. 4/11: Front areas usable for an instrument panel on small withdrawable units with an installation height of 150 mm 94 38 105 109 38 104 Dimensions in mm Size: ¼ Size: ½ Fig. 4/12: Front areas usable for an instrument panel on small withdrawable units with an installation height of 200 mm 94 88 105 159 88 104 Dimensions in mm Size: ¼ Size: ½ Fig. 4/13: Front areas usable for an instrument panel on normal withdrawable units 190 190 96 51.5 Dimensions in mm Heigh

• Siemens Sivacon S8, 22 SIVACON S8 Planning Principles – Circuit-breaker design The cubicle dimensions are tailored to the circuit-breaker sizes and can be selected according to the individual re- quirements. The circuit-breaker design provides optimal connect conditions for every nominal current range. In addition to cable connections, the system also provides design-verified connections to SIVACON 8PS busbar trunk- ing systems. The cubicles for 3W. and 3V. circuit-breakers ensure both personal safety and long-te

• 76 SIVACON S8 Planning Principles – Further planning notes 8.2 Weights and power loss Weight data in Tab. 8/1 is for orientation only. The same applies to the power losses specified in Tab. 8/2. This data represents approximate values for a cubicle with the main circuit of functional units for determination of the power loss to be dissipated from the switchboa

• Siemens Sivacon S8, 44 SIVACON S8 Planning Principles – Universal mounting design shutters are opened automatically when the withdrawable unit is inserted into the compartment. Connection is effected in a separate cable connection compartment. The connection data for main circuits are stated in Tab. 4/14, those for auxiliary circuits in Tab. 4/15 and the number of available auxiliary contacts in Tab. 4/16. The rated current for auxiliary contacts is: • 6 A (250 V) for small withdrawable units • 10 A (250 V) for

• Siemens Sivacon S8, 47 SIVACON S8 Planning Principles – Universal mounting design 2 3 4 5 6 7 8 9 10 11 1 Small withdrawable unit 1) Motor power P (AC-2/AC3) Minimum withdrawable unit size at 35 °C ambient temperature Height 150 mm Height 200 mm Direct contactor Reversing circuit Direct contactor Reversing circuit 0.25 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½ 0.37 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½ 0.55 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½ 0.75 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½ 1.1 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½ 1.5 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½ 2.2 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½ 3 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½ 4 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½ 5.5 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½ 7.5 kW ¼, ½ ¼, ½ ¼, ½ ¼, ½

• 17 SIVACON S8 Planning Principles – SIVACON S8 – System overview 2 3 4 5 6 7 8 9 10 11 1 The central earthing point can only be used in the power supply system L1, L2, L3, PEN (insulated) + PE. To implement the central earthing point (CEP) - with or without a main earthing busbar (MEB) - a cubicle for customized solutions is inserted (see Chapter 6.3 “Cubicle for customized soluti

• Siemens Sivacon S8, Chapter 2 SIVACON S8 – System overview 2.1 System configuration and cubicle design 10 2.2 Corner cubicle 15 2.3 Main busbar, horizontal 16 2.4 Connection points for earthing and short-circuit devices 17 2.5 Overview of mounting designs 18

• Siemens Sivacon S8, Chapter 10 Technical annex 10.1 Power supply systems according to their type of connection to earth 92 10.2 Loads and dimensioning 95 10.3 Degrees of protection according to IEC 60529 97 10.4 Forms of internal separation based on IEC 61439-2 98 10.5 Operating currents of three-phase asynchronous motors 99 10.6 Three-phase distribution transformers 100

• 30 SIVACON S8 Planning Principles – Circuit-breaker design 3.3 Cubicles with one MCCB (3VL) The widths for the different cubicle types are listed by MCCB type in Tab. 3/10. Information about cable connec- tion and rated currents for the different configurations of Cubicle widths for 3VL5763 (630 A), 3VL6780 (800 A), 3VL7712 (1,250 A), 3VL8716 (1,600 A) Top busb

• Siemens Sivacon S8, 96 SIVACON S8 Planning Principles – Technical annex • According to subsection 8.4.3.2.3: "A protective conductor within the assembly shall be so designed that it is capable of withstanding the highest thermal and dynamic stresses arising from faults in external circuits at the place of installation that are supplied through the assembly. Conductive structural parts may be used as a protective conductor or a part of it." The following is required for PEN conductors in addition: - Minimum cross section ≥ 10 mm 2 (Cu) or 16 mm 2 (Al) - PEN cross section > N cross section

• Siemens Sivacon S8, 103 SIVACON S8 Planning Principles – Glossary and rated parameters 2 3 4 5 6 7 8 9 10 11 1 Removed position Position of a removable part or withdrawable unit which has been removed from the switchgear and controlgear assembly and is mechanically and electrically disconnected from the assembly Supporting structure (frame) Part which is an integral part of a switchgear and con- trolgear assembly and which is intended to hold various components of such an assembly and an enclosure Enclosure Housing providing the type and degree of protection suitable for the intended application Cubicle Constructional unit of an assembly betwe

• Siemens Sivacon S8, 34 SIVACON S8 Planning Principles – Universal mounting design designs makes for a space-optimized structure of the switchboard. Tab. 4/1 gives an overview of the general cubicle characteristics. The universal mounting design of SIVACON S8 switch- boards (Fig. 4/1) allows outgoing feeders in withdrawable design, fixed-mounted design and plug-in in-line design to be implemented. A combination of these mounting 4 Universal mounting design Tab. 4/1: General cubicle characteristics for the universal mounting design Application range - Incoming feeders up to 630 A - Outgoing cable feed

• Siemens Sivacon S8, 19 SIVACON S8 Planning Principles – SIVACON S8 – System overview 2 3 4 5 6 7 8 9 10 11 1 Circuit-breaker design Universal mounting design In-line design, plug-in Fixed-mounted design In-line design, fixed-mounted Reactive power compensation Mounting design Withdrawable design Fixed mounted design Withdrawable design Fixed-mounted design with compartment doors Plug-in design Plug-in design Fixed-mounted design with front covers Fixed mounted design Fixed mounted design Functions Incoming unit Outgoing unit Coupler Cable feeders Motor feeders (MCC) Cable feeders Cable feeders Cable feeders Central compensation of reactive powe

• 77 SIVACON S8 Planning Principles – Further planning notes 2 3 4 5 6 7 8 9 10 11 1 Tab. 8/3: Normal service conditions for SIVACON S8 switchboards Environmental conditions Class Environmental parameters including their limit values (Definition acc. to IEC 60721-3-3) Measures Climatic 3K4 Low air temperature -5 °C 1),3) High air temperature +40 °C 3) +35 °C (24 h mean)

• Siemens Sivacon S8, 12 SIVACON S8 Planning Principles – SIVACON S8 – System overview Tab. 2/3: Cubicle types and busbar arrangement Top busbar position Busbar system Cubicle design Busbar position Rated current Cable/busbar entry Connection in cubicle Top Up to 3,270 A Bottom Front Busbar position Rated current Cable/busbar entry Connection in cubicle Top Up to 3,270 A Top Front or rear Busbar position Rated current Cable/busbar entry Connection in cubicle Top Up to 6,300 A Bottom Front Busbar position Rated current Cable/busbar entry

• Siemens Sivacon S8, 54 SIVACON S8 Planning Principles – In-line design, plug-in Tab. 5/12: Conversion factors for different ambient temperatures All data refer to an ambient temperature of the switchgear of 35 °C on 24 h average. Conversion factors for different ambient temperatures are stated in Tab. 5/12. Rating data and arrangement notes for the configuration of in-line units and covers are given in Tab. 5/13. The in-line switch-disconnectors are arranged in the cubicle either in groups or individually in decreasing order from size 3 to size 00. Blanking covers with vent slots are mounted in between for ventilation. Configuration rules For the c

• Siemens Sivacon S8, 29 SIVACON S8 Planning Principles – Circuit-breaker design 2 3 4 5 6 7 8 9 10 11 1 3.2 Cubicles with up to three ACB (3WL) To allow space-saving installation, cubicles with up to three circuit-breakers as incoming and/or outgoing circuit-break- ers can be implemented for specific ACB types (3WL). Cubicle dimensions and cable connection In a cubicle with three circuit-breakers, the cables are connected from the rear. A variant with cable connection from the front does not offer any space advantages be- cause of the required connection compartment. For th

• Siemens Sivacon S8, 70 SIVACON S8 Planning Principles – Reactive power compensation fuse and connecting cable must be factored in. For their configuration data, please refer to Tab. 7/5. Reactive power per cubicle Nominal voltage 400 V AC / 50 Hz Nominal voltage 525 V AC / 50 Hz Nominal voltage 690 V AC / 50 Hz Rated current Fuse per phase L1, L2, L3 Cable cross section per phase L1, L2, L3 Rated current Fuse per phase L1, L2, L3 Cable cross section per phase L1, L2, L3 Rated current Fuse per phase L1, L2, L3 Cable cross section per phas

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