Three-Phase to Single-Phase Transformer – 3×400+N TRI -> 230V MONO
Three-Phase to Single-Phase Transformer: Convert 3 x 400V to 230V Single-Phase. Three-phase to single-phase (tri/mono) transformer, French-made. Photos
| Weight | N/A |
|---|---|
| Dimensions | N/A |
| Input voltage(s) |
3 x 400 VAC |
| Output voltage(s) |
230 VAC |
| Type of outputs |
Terminal blocks |
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Three-Phase to Single-Phase Transformer: Convert 3 x 400V to 230V Single-Phase


Three-phase to single-phase (tri/mono) transformer, French-made. Non-contractual photos.
This three-phase to single-phase transformer is delivered in an IP23 IK08 enclosure. It complies with all current standards. This transformer is dedicated to converting 400V three-phase current into 230V single-phase current. Note: this transformer does not balance your phases. The center coil consumes twice as much as those at the ends.
- Input voltages: 3 x 400 VAC Three-Phase
- Output voltage: 230 VAC Single-Phase
- Electrostatic shield between primary and secondary
- All our devices are inspected at the end of the production line. Our transformers are guaranteed for 5 years!
Standards & certifications for our three-phase to single-phase transformers
- Safety standard IEC EN 61558-2-6
- Separation standard IEC EN 61558-2-4
- Insulation standard IEC 60076-11
| Reference | Power | Weight | Dimensions |
|---|---|---|---|
| TTM400230N-3000-23 | 3,000 VA (3 kVA) | 45 kg | 340 x 240 x 370 mm |
| TTM400230N-5000-23 | 5,000 VA (5 kVA) | 55 kg | 460 x 300 x 370 mm |
| TTM400230N-8000-23 | 8,000 VA (8 kVA) | 85 kg | 460 x 300 x 370 mm |
| TTM400230N-10000-23 | 10,000 VA (10 kVA) | 104 kg | 520 x 320 x 520 mm |
| TTM400230N-12500-23 | 12,500 VA (12.5 kVA) | 112 kg | 520 x 320 x 520 mm |
| TTM400230N-16000-23 | 16,000 VA (16 kVA) | 127 kg | 520 x 320 x 520 mm |
| TTM400230N-20000-23 | 20,000 VA (20 kVA) | 144 kg | 520 x 320 x 520 mm |
Additional information on the tri/mono transformer
Easy to connect, the three-phase to single-phase transformer offers an efficiency of approximately 80%. To connect your transformer, simply connect the 3 phases of your installation to the primary terminal blocks (3 x 400 VAC side). At the secondary, you will find two terminals: phase and neutral.
The earth terminal present at the primary is equipotential across the entire transformer; you can connect all upstream and downstream earths to this terminal (depending on your installation and wiring). We recommend all our customers to have a qualified electrician perform the connections. Make sure to tighten your terminals well so they do not carbonize. Any incident due to loose terminals will automatically void the warranty.
Three-phase to single-phase transformer coupling diagram
1 review for Three-Phase to Single-Phase Transformer – 3×400+N TRI -> 230V MONO
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Three-Phase to Single-Phase Transformer – 3×400+N TRI -> 230V MONO



Conforme à mes attentes, installation rapide. Livraison dans les délais. Parfait pour mon atelier, très bon produit français. Je recommande sans hésiter.