Guide to MV Transformers for Tesla Megapack

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Cooling Class
Impedance @ nominal Voltage on Base Rating Efficiency @ 100% of Maximum MVA 75°C Rating
Total losses at Max. MVA cannot exceed
Windings
Rated Voltage of MV Terminals (Nominal)
Rated Voltage of LV Terminals (Nominal)
Basic Impulse Level MV Terminals (BIL)
Basic Impulse Level LV Terminals (BIL)
MV Winding Config
LV Winding Config
Loop or Radial System Design
Livefront or Deadfront
Connection LV Terminals
Oil/Fluid
Type of Material Used in Coils
Standard Features and Accessories
-
Z%
%
%
2-3
kV
V
kV
kV
Delta/wye Delta/wye
-
-
(Cable or Bus Duct) Type
-
KNAN
7.5% ±7.5%
>=99.0%
1.00%
2
34.5
480/277
150
30
Delta
Wye
Loop Feed
Deadfront
Cable, Compression lugs Less Flammable Fluid AlorCu
Nameplate
Dial-type thermometer
Liquid level gauge
Pressure-vacuum gauge
1 in drain valve with sample valve
Pressure relief valve
1 in upper fill/filter press connection
Color: RAL 9016 Traffic White
Medium Voltage Switch: Pad Mount type, pad-lockable
SEL-751
Internal CT’s
NC alarm contacts on temperature, liquid level, and pressure/vacuum gauges and pressure relief device Seismic anchoring as per IEEE 693
LV busbar on segments 2 and 4 (sides of the transformer)
The structural support base for ground screws or similar support
Structural base maximum anchoring/support points: 4
IR window MV and LV Cabinets
Megapack 4800 kVA Transformer DATA SHEET–2HR Projects Data Sheet
DESCRIPTION
Tesla Part Number
Enclosure rating
Operating Frequency
Capacity
Cooling Class
Impedance @ nominal Voltage on Base Rating Efficiency @ 100% of Maximum MVA 75°C Rating
UNIT DATA
P/N 1943164-0X-B ANSI Outdoor
Hz 60
kVA 4800
- KNAN
Z% 7.5% ±7.5%
% >=99.0%