Mobile Substation

Mobile Substation

Main Features

Mobile & complete substation assembly on trailer

Easy Transportation

Ready for grid connection

Provides reliable energy supply

Mobile Substation

Applications

Emergency Scenarios

Maintenance procedures and repairs

Equipment failure in substations

Natural disasters

Mobile Substation

Applications

Temporary Solutions

For seasonal loads

Large events with high electricity demand

Temporary supply for long time projects

Mobile Substation

BenefitsMaximum operator safety

Easy Interface

Minimum site work

Maximum mobility for transportation

Resistant to harsh weather conditions

Limited footprint required

Fast alternative reliable power supply

Cost effective

Typical Substation & Ratings

SLD, 66/11kV, 5MVA, 10MVA

VT SA CB, DS, ES 66kV T 11kV

11kV Circuits

FS

AT

LV Circuits

Mobile Substation

Components 66kV (1)

Combined CB, Disconnector & Earth Switch

Manufacturer: ABB

Rated Voltage: 72.5kV

Rated Current: 1250A

Rated Short Time Withstand

Current: 31.5kA, 3s

Mobile Substation

PASS M00

Components 66kV (2)

Power Transformer on Trailer

66/11kV

30/11kV

5MVA, 10MVA

Manufacturer ABB or equivalent

Type Oil Immersed

Vector Group DYN11

Cooling ONAN

5MVA 10MVA

Short Circuit Impedance

7% 8%

No Load Loss N/A 14kW

Load Loss N/A 70kW

Tap Changer NLTC OLTC

Mobile Substation

Components - 30kV

Circuit Breaker

VOX – Dead Tank outdoor CB GIS

Manufacturer: Schneider Electric

Rated Voltage: 36kV

Rated Current: 1250A

Rated Short Time Withstand Current: 31.5kA, 3s

Mobile Substation

Components – 11kV

Switchgear Manufacturer: MedelecRated Voltage: 12kV

Rated Current: 630A

Rated Short Time Withstand Current: 25kA, 3s

No of Circuits:

1 Inc + 2 Outgoing (5MVA)

1 Inc + 3 Outgoing (10MVA)

MSGairSwitchgear

Mobile Substation

Components

Power Transformer Protection & Control

Freestanding Cubicle

600x600

Manufacturer: Medelec

Protection: Main Transformer Differential protection

Protection: Backup Multifunction Bay, Overcurrent & Earth Fault

Automatic Voltage Regulation

Mobile Substation

Components

Surge Arrestors

PBA3-78,

PBA2-39

Manufacturer Tyco or equivalent

66kV 30kV

Rated Voltage Ur 78kV 39kV

Continuous Operating Voltage

62.4kV 31.2kV

Nominal Discharge Current

10kA

Short time withstand Current

65kA

Mobile Substation

Components

Auxiliary Circuit,

TransformerManufacturer Matelec or

equivalent

Type Oil Immersed

Voltage ratio 11/0.4kV

Cooling ONAN

Power Rating 50kVA

Short Circuit Impedance

4%

No Load Loss 140W

Load Loss 1000W

Tap Changer NLTC

Mobile Substation

Components

Auxiliary Circuit Protection

Fuse Switch Manufacturer: Lucy Electric

Type: Scimitar MK5 SFS1E

Rated Voltage: 12kV

Rated Current: 200A

Breaking Capacity: 20kA

Fuse Rating: 6.3A

Mobile Substation

Components

Auxiliary Circuit

DC SystemManufacturer: Emerson or equivalent

Input Voltage: 230Vac

Type: Constant Voltage

Nominal System Voltage: 110Vdc

Nominal Charging Current: 20A

Battery Capacity: 55AH

Mobile Substation

Prefabricated HousingLocally manufactured

Steel frame with sandwich panels complete with

2 doors and 6 removable panels

Dimensions:

L = 4600 mm

W = 3000 mm

H = 3000 mm

Mobile Substation

Trailer CharacteristicsDimensions

Length = 20m

Width = 3m

Weight = 12 Tonnes

Max total weight (with load) = 55 tonnes

Mobile Substation

THANK YOU!

Mobile Substation