MV SWICHGEAR ENVIRONMENTAL CONDITIONS POWER SYSTEM
Location: Ambient air temp: Humidity:
Indoor Min: 87% 13.8 °C
Outdoor Max: Altitude: 40 °C < 1000m
System Voltage: System Frequency: Neutral Earthing:
22000 50 N/A
V Hz
5% 2%
Hazardous area classification:
PARTICULARS OF EQUIPMENT MV SWITCHGEAR GENERAL DATA
Non-Hazardous
UNITS PURCHASER'S REQUIREMENTS VENDOR'S RESPONSE
Standard of Manufacture Type Location Rated voltage Rated frequency Number of phases Rated lightning impulse withstand voltage (IEC 60694) Rated short duration power frequency w'stand voltage Rated short time withstand current and time Internal arc fault withstand, to IEC 60298 Annex AA Duration of internal arc fault test Rated peak withstand current Earth busbar withstand current and time Busbar system: Rated normal current (main busbar) Phase segregated busbars Busbar arrangement (Single / Duplicate) Busbar identification Busbar material Busbar insulation Future busbar extension at either end Yes/No Yes/No A Yes / No 400 VTA Single Colour coded (R-Y-B) HDHC copper Yes No secs kA (peak) kA (rms) kV (peak) kV (rms) kA (rms) kV Hz Air insulated, metal enclosed Indoor, non-hazardous 24 50 3 95 50 (1 minute) 12.5 kA for 1 secs Criteria 1 through 6 1 125 12.5 kA for 1 secs
ENVIRONMENTAL CONDITIONS Location: Ambient air temp: Humidity: Indoor Min: 87% 13.8 °C Outdoor Max: Altitude: 40 °C < 1000m System Voltage: System Frequency: Neutral Earthing:
POWER SYSTEM 22000 50 V Hz 5% 2%
Isolated neutral
Hazardous area classification:
Non-Hazardous UNITS Voltage V W PURCHASER'S REQUIREMENTS 230 VAC
VTA
PARTICULARS OF EQUIPMENT Anti-condensation heaters:(external source)
VENDOR'S RESPONSE
Power consumption Panel exterior paint colour Panel interior paint colour
Light grey 10 A 03 White
0
Paint specification Overall dimensions of the switchboard: Total weight Largest shipping section dimensions Shipping sections (number and weights) Expected assembly heat dissipation Ingress protection rating Earthing: Method of busbar earthing Rated short circuit current and time Asymmetrical peak making current capability Key interlock kA kA pk Yes/No (L X W x H) LxWxH mm kg mm kg kW
VTA
VTA (Note 7) VTA VTA VTA VTA
IP42
Earth switch (ES) 25 kA for 3 secs 125 Yes, with VCBs
ENVIRONMENTAL CONDITIONS Location: Ambient air temp: Humidity: Indoor Min: 87% 13.8 °C Outdoor Max: Altitude: 40 °C < 1000m System Voltage: System Frequency: Neutral Earthing:
POWER SYSTEM 22000 50 V Hz 5% 2%
Isolated neutral
Hazardous area classification:
Non-Hazardous UNITS PURCHASER'S REQUIREMENTS VENDOR'S RESPONSE
PARTICULARS OF EQUIPMENT CIRCUIT BREAKER PANEL DATA (* Current Rating Amps) Number of circuit breakers Panel type Rated normal current Rated voltage Rated short time withstand current and time Rated peak withstand current Rated short circuit breaking current Rated dc component of short circuit breaking current Insulation levels: Rated lightning impulse withstand voltage (IEC 60694) Rated short duration power frequency withstand voltage Trip coil: Voltage Power Close coil: Voltage Power Circuit breaker closing time Circuit breaker opening time Mechanical endurance Electrical endurance Anti pumping device Mechanical operations counter Manual mechanical trip facility Closed/open position indication Charged/discharged spring indication Emergency shutdown (ESD) trip Load shedding trip Power cable entry Control cable entry Gland plate
No.
one (1) Vacuum or SF6, withdrawable
A
0
400 24 25 kA for 3 secs 125 50 ≥ 35
kV kA (rms) kA (peak) kA (rms) %
kV (peak) kV (rms) V VA V VA msecs msecs #
0
110 kV across contacts 60 kV across contacts for 1 min 230 VAC (from UPS source) VTA N/A N/A VTA VTA VTA VTA Yes Yes Yes Yes
0
ENVIRONMENTAL CONDITIONS Location: Ambient air temp: Humidity: Indoor Min: 87% 13.8 °C Outdoor Max: Altitude: 40 °C < 1000m System Voltage: System Frequency: Neutral Earthing:
POWER SYSTEM 22000 50 V Hz 5% 2%
Isolated neutral
Hazardous area classification:
Non-Hazardous UNITS PURCHASER'S REQUIREMENTS VENDOR'S RESPONSE
PARTICULARS OF EQUIPMENT
Control mode
0
LOCAL Yes/No Yes/No
0
Ammeter & selector switch Voltmeter & selector switch Trip & control circuit supervision Digital multimeter functions Relay Types Differential Feeder Protection Lockout Trip Circuit Supervision Under voltage/Overvoltage Other
Yes Yes Yes Yes (as per Single line Diagrams) Make Model
Yes/No Yes/No
Yes/No
No As per drawings As per drawings As per drawings As per drawings As required
Communications Communications with DCS: Protocol DCS control inputs DCS status outputs Hardware Redundant Yes/No Yes/No Yes/No
0
Modbus RS485/RS232 Yes Yes Yes
MV CABLES Outgoing Feeders:
0
Type of cable Voltage grade No. of cables and conductor size Cable entry Incomers: Type of cable Voltage grade No. of cables and conductor size Cable entry kV mm²
0
System Voltage: System Frequency: Neutral Earthing:
22000 50
V Hz
5% 2%
Isolated neutral
Hazardous area classification:
PARTICULARS OF EQUIPMENT MV PANEL GENERAL DATA
Non-Hazardous
UNITS PURCHASER'S REQUIREMENTS VENDOR'S RESPONSE
Standard of Manufacture Type Location Rated voltage Rated frequency Number of phases Rated lightning impulse withstand voltage (IEC 60694) Rated short duration power frequency w'stand voltage Rated short time withstand current and time Internal arc fault withstand, to (IEC 60298 Annex AA.6) Duration of internal arc fault test Rated peak withstand current Earth busbar withstand current and time Busbar system: Rated normal current (main busbar) Phase segregated busbars Busbar arrangement (Single / Duplicate) Busbar identification Busbar material Busbar insulation Future busbar extension at either end Panel exterior paint colour Panel interior paint colour
0
Air insulated, metal enclosed Indoor, non-hazardous kV Hz 24 50 3 kV (peak) kV (rms) kA (rms) 95 50 (1 minute) 12.5 kA for 1 secs Criteria 1 through 6 sec kA (peak) kA (rms) 1 125 12.5 kA for 1 secs
A Yes / No
400 VTA Single Colour coded (R-Y-B) HDHC copper
Yes/No Yes/No
Yes No Light grey 10 A 03 White VTA
Paint specification Overall dimensions of the switchboard: Total weight Largest shipping section dimensions Shipping sections (number and weights) Expected assembly heat dissipation Ingress protection rating Document/drawings: Single line diagrams Project specification
0
ENVIRONMENTAL CONDITIONS Location: Ambient air temp: Humidity: Indoor Min: 87% 13.8 °C Outdoor Max: Altitude: 40 °C < 1000m System Voltage: System Frequency: Neutral Earthing:
POWER SYSTEM 22000 50 V Hz 5% 2%
Isolated neutral
Hazardous area classification:
Non-Hazardous UNITS Yes/No
0
PARTICULARS OF EQUIPMENT Anti condensation heater Anti condensation heater rating & voltage Power cable entry Control cable entry Gland plate Overall dimensions of the panel: (D x W x H)
ENVIRONMENTAL CONDITIONS Indoor Min: 87% 13.8 °C Outdoor Max: Altitude: 40 °C < 1000m System Voltage: System Frequency: Neutral Earthing:
POWER SYSTEM 22000 50 V Hz 5% 2%
Isolated neutral
Hazardous area classification:
Non-Hazardous UNITS PURCHASER'S REQUIREMENTS VENDOR'S RESPONSE
PARTICULARS OF EQUIPMENT CIRCUIT BREAKER DATA (* Current Rating Amps) Number of circuit breakers Panel type Rated normal current Rated voltage Rated short time withstand current and time Rated peak withstand current Rated short circuit breaking current Rated dc component of short circuit breaking current Insulation levels: Rated lightning impulse withstand voltage (IEC 60694) Rated short duration power frequency withstand voltage INDICATION & METERING Anti condensation heater Anti condensation heater rating & voltage Power cable entry Control cable entry Gland plate
No.
one (1) Load Break Switch with HRC Fuses
A
0
400 24 12.5 kA for 1 secs 125 50 ≥ 35
kV kA (rms) kA (peak) kA (rms) %
kV (peak) kV (rms)
110 kV across contacts 60 kV across contacts for 1 min
Metering Kilowatt Hours meter Number of phases Current transformer Potential Transformer LIGHTNING SURGE ARRESTORS Rated voltage Rated frequency Continuous operating voltage Nominal discharge current Power frequency reference voltage Lightning impulse residual voltage Steep current impulse residual voltage Switching impulse residual voltage kV Hz
0
ENVIRONMENTAL CONDITIONS Location: Ambient air temp: Humidity: Indoor Min: 87% 13.8 °C Outdoor Max: Altitude: 40 °C < 1000m System Voltage: System Frequency: Neutral Earthing:
POWER SYSTEM 22000 50 V Hz 5% 2%
Isolated neutral
Hazardous area classification:
Non-Hazardous UNITS PURCHASER'S REQUIREMENTS VENDOR'S RESPONSE
PARTICULARS OF EQUIPMENT LIGHTNING SURGE ARRESTORS (Continuing) Rectangular current withstand 2000 μs High current withstand 4/10 μs Line discharge Class
kA
0
VTA VTA 1
0
kA
Partial discharge Creepage distance Lightning impulse withstand Power frequency withstand (wet 1 min) HV CABLES Cable in
0
VTA mm kV kV VTA VTA VTA
Type of cable Voltage grade No. of cables and conductor size Cable entry Cable out Type of cable Voltage grade No. of cables and conductor size Cable entry kV mm²
0
ENVIRONMENTAL CONDITIONS Location: Ambient air temp: Humidity: Indoor Min: 87% 13.8 °C Outdoor Max: Altitude: 40 °C < 1000m System Voltage: System Frequency: Neutral Earthing:
POWER SYSTEM 22000 50 V Hz 5% 2%
Isolated neutral
Hazardous area classification:
Non-Hazardous UNITS PURCHASER'S REQUIREMENTS VENDOR'S RESPONSE
PARTICULARS OF EQUIPMENT NOTES:
1. Withdrawable circuit breakers shall be interchangeable with others of the same voltage and current rating. 2. Circuit breaker operating mechanisms shall be of the motor/manual spring charge, stored energy, manual/electrical release type. 3. Rated short time withstand & breaking currents for circuit breakers shall be not less than ratings for main busbar.
0
4. Refer to High Voltage Switchgear Specification for additional information. 5. Refer to Metering & Protection SLD 6. Refer to Electrical Equipment Layout for additional information. 7. VTA = Vendor to advise. 8. N/A = Not Application