# Siemens Energy Prefabricated Power Solution 40 MVA 110/13.8 kV

> Siemens Energy prefabricated power-solution family for fast utility, renewable and industrial substation deployment.

> SKU: VF-SIE-PFB-40M-110K | Brand: Siemens Energy | Category: Power & Energy Equipment / Transformers / Compact Substations, Kiosks & Pad-Mounted / Monolithic Concrete Kiosk Substations

**Voltformer canonical:** https://voltformer.com/product/siemens-energy-prefabricated-substation-40-mva-110-kv - markdown version: https://voltformer.com/product/siemens-energy-prefabricated-substation-40-mva-110-kv.md

## Overview

Siemens Energy Prefabricated Power Solution 40 MVA 110/13.8 kV is intended for Turnkey Complete Package Substation. Configured electrical data: 40 MVA, 110/13.8 kV primary/secondary voltage, 50 Hz, 3-phase, vector group Dyn11 and short-circuit impedance 6%. Construction: Copper (Cu-Cu); cooling: ONAN/ONAF; loss class: Ecodesign Tier 2. 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:** Turnkey Complete Package Substation
- **Target industries:** National Distribution Utilities (TEDAŞ/DSO), Construction Worksites, Industrial Zone Plot Distribution
- **Brand:** [Siemens Energy](https://voltformer.com/brand/siemens-energy.md) - The embodiment of German engineering excellence; Siemens Energy sets the industry standard with GEAFOL® cast-resin dry-type transformers, ester-oil network units and transmission-level autotransformer
- **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. / [Monolithic Concrete Kiosk Substations](https://voltformer.com/category/compact-substations-and-padmounted/prefabricated-concrete-substations.md)

## Technical Specifications

| Property | Value |
|---|---|
| Rated power | 40 MVA |
| Primary / secondary voltage | 110 kV / 13.8 kV (OLTC/DETC - packaged solution configured) |
| Frequency / phases | 50 Hz / 3-phase - Dyn11 |
| Short-circuit impedance (Uk) | 6% |
| No-load loss P0 | 26.25 kW |
| Load loss Pk | 280.0 kW |
| Calculated efficiency (power factor = 1) | 99.2402% at 100% load; 99.5211% at 50% load |
| Loss class | Ecodesign Tier 2 |
| Windings | Copper (Cu-Cu) - cooling: ONAN/ONAF - insulation: Class A |
| Temperature rise | 65 K - sound pressure: 52 dB(A) |
| Mass and dimensions | 17500 kg - 5200×2500×2600 mm |
| Enclosure | Configuration-specific ingress protection - wheel gauge: 820 mm |
| LI / AC withstand | 275 kV peak / 132 kV rms - partial discharge: 5 pC |
| Environment | -25°C / +40°C; altitude ≤ 1000 m |
| Core steel | CRGO Laser-Treated Grain-Oriented Silicon Steel (23ZDMH85 / Baosteel B23R085) |
| Bushings / terminals | Direct Copper Busbar Terminals (Busbar Integrated / IP00-IP31) |

## Standards

- Configuration-specific compliance standard
- TEDAŞ MYD/96-032.B
- TS EN 50708 series
- CE

## Accessories

**Included:** Prefabricated control room, HV/MV switchgear interface, Protection and control package
**Optional:** E-house extension, Containerized battery system, Digital monitoring

## Official sources

- https://www.siemens-energy.com/us/en/home/products-services/product/prefabricated-power-solutions.html
- https://www.siemensenergy.com/global/en/home/products-services/product-offerings/transformers.html

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

Manufacturer family/application source. Siemens Energy publishes prefabricated power solutions combining transformer, switchgear, control and auxiliary modules. The 40 MVA, 110/13.8 kV rating is a selectable EPC package envelope and must be confirmed against the project single-line diagram. Exact order code, guaranteed losses, dimensions, insulation level, cooling stage, winding material and project options must be confirmed with the OEM before procurement or an SLD study.

## Pricing & Logistics

- Pricing type: RFQ (On Request) - Indicative range: $46,000 – $54,000 USD
- Delivery time: 2–8 weeks (may vary depending on technical configuration, factory capacity and destination) - Warranty: 36 months
- Compliance candidates: Configuration-specific compliance standard, TEDAŞ MYD/96-032.B, TS EN 50708 series, CE. 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-SIE-PFB-40M-110K","quantity":1}]}
```

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