# Taikai 40 MVA 154/34.5 kV Truck-Mounted Complete Mobile Switchgear & Substation

> Taikai 40 MVA 154/34.5 kV Truck-Mounted Complete Mobile Switchgear & Substation belongs to the Mobile Emergency Substations category and is rated at 40 MVA with 154/34.5 kV primary/secondary voltage. Application: Natural Disasters, Transformer Outages & Temporary Site Power. Final ratings must be verified against the manufacturer datasheet.

> SKU: VF-TK-MOB-40M-154K | Brand: Taikai Transformer (Taikai Group) | Category: Power & Energy Equipment / Transformers / Compact Substations, Kiosks & Pad-Mounted / Mobile Emergency Substations

**Voltformer canonical:** https://voltformer.com/product/taikai-40-mva-154-34-5-kv-truck-mounted-complete-mobile-switchgear-and-substation - markdown version: https://voltformer.com/product/taikai-40-mva-154-34-5-kv-truck-mounted-complete-mobile-switchgear-and-substation.md

## Overview

Taikai 40 MVA 154/34.5 kV Truck-Mounted Complete Mobile Switchgear & Substation is intended for Natural Disasters, Transformer Outages & Temporary Site Power. Configured electrical data: 40 MVA, 154/34.5 kV primary/secondary voltage, 50 Hz, 3-phase, vector group YNd11 and short-circuit impedance 11%. Construction: Copper (Cu-Cu); cooling: ODAF (Compact Enhanced Cooling); loss class: Mobile Substation High Duty Standard. These values support preliminary engineering selection; verify insulation levels, thermal limits, short-circuit duty, installation conditions and applicable standards against the manufacturer datasheet and the site study.

- **Application:** Natural Disasters, Transformer Outages & Temporary Site Power
- **Target industries:** Disaster & Emergency Management, Mining Fields & Operations, Temporary Construction Sites
- **Brand:** [Taikai Transformer (Taikai Group)](https://voltformer.com/brand/taikai-transformer.md) - A key transmission supplier to the State Grid Corporation of China; Taikai Transformer manufactures 750 kV, 500 kV, 220 kV and 110 kV high-voltage power transformers, reactors and truck-mounted comple
- **Category:** [Power & Energy Equipment](https://voltformer.com/catalog.md) / **Transformers** / [Compact Substations, Kiosks & Pad-Mounted](https://voltformer.com/category/compact-substations-and-padmounted.md): Monolithic concrete kiosks, pad-mounted outdoor transformers and mobile emergency substations. / [Mobile Emergency Substations](https://voltformer.com/category/compact-substations-and-padmounted/mobile-emergency-substations.md)

## Technical Specifications

| Property | Value |
|---|---|
| Rated power | 40 MVA |
| Primary / secondary voltage | 154 kV / 34.5 kV (±8 x 1.25% OLTC) |
| Frequency / phases | 50 Hz / 3-phase - YNd11 |
| Short-circuit impedance (Uk) | 11% |
| No-load loss P0 | 21.00 kW |
| Load loss Pk | 145.0 kW |
| Calculated efficiency (power factor = 1) | 99.59% at 100% load; 99.71% at 50% load |
| Loss class | Mobile Substation High Duty Standard |
| Windings | Copper (Cu-Cu) - cooling: ODAF (Compact Enhanced Cooling) - insulation: Class A |
| Temperature rise | 65 K - sound pressure: 65 dB(A) |
| Mass and dimensions | 78000 kg - 14500×2800×4200 mm |
| Enclosure | IP55 / road transport compatible - wheel gauge: 2400 mm |
| LI / AC withstand | 650 kV peak / 275 kV rms - partial discharge: 20 pC |
| Environment | -25°C / +40°C; altitude ≤ 1000 m |
| Core steel | CRGO Laser-Treated Grain-Oriented Silicon Steel (23ZDMH85 / Baosteel B23R085) |
| Bushings / terminals | Dead-Front 600A / 200A Load Break Switch Bushing |

## Standards

- IEC 60076
- IEC 62271-200
- IEEE C57.12.00

## Accessories

**Included:** 154 kV GIS Gas-Insulated Breaker Module, 36 kV Output Cells, Special Hydraulic Lifting Trailer
**Optional:** Diesel Generator Auxiliary Supply

## Official sources

- https://www.taikaitransformer.com/

- **Source scope:** manufacturer-family
- **Last reviewed:** 2026-09-13

Manufacturer portfolio/family source. Confirm the exact order code, guaranteed ratings and project-specific options against the current OEM datasheet before procurement or an SLD study.

## Pricing & Logistics

- Pricing type: RFQ (Project Engineering) - Indicative range: $780,000 – $940,000 USD
- Delivery time: 2–8 weeks (may vary depending on technical configuration, factory capacity and destination) - Warranty: 36 months
- Compliance candidates: IEC 60076, IEC 62271-200, IEEE C57.12.00. Verify applicability and conformity against the exact offered model and project jurisdiction.

## RFQ

Request a formal factory quotation via Voltformer RFQ:

```json
POST https://voltformer.com/api/v1/rfq
{"companyName":"Example Energy","email":"procurement@example.com","items":[{"skuOrId":"VF-TK-MOB-40M-154K","quantity":1}]}
```

Full catalog JSON: https://voltformer.com/agent-catalog.json - OpenAPI: https://voltformer.com/openapi.json