Isolation transformer DYN11 K4 AL IP00

dryfor indoor serviceIEC

Short description
Ortea DYN11 K4 AL IP00 is a low-voltage isolation transformer for indoor industrial installations. It provides electrical isolation, harmonic tolerance (K‑factor 4) and standard power distribution at 400/400 V.

Overview
Designed to isolate primary and secondary circuits while allowing efficient energy transfer. Key design elements include Delta primary, Star + N secondary, Dyn11 vector group, M270 core and aluminium windings with an electrostatic shield grounded between windings. Nominal frequency 50 Hz.

Technical specifications (summary)
Frequency | 50 Hz
K Factor | 4
Input voltage | 400 V
Output voltage | 400 V
Primary winding connection | Delta
Secondary winding connection | Star + N
Vector unit | Dyn11
Core material | M270 magnetic steel
Winding material | Aluminium
Electrostatic shield | Between primary & secondary, connected to ground
Max ambient temperature (°C) | 40
Insulation class | H
Insulation level | 3
Thermal class | H
Temperature rise (°C) | 125
Max altitude (m) | 1000
Environmental - climate - fire class | E1 - C1 - F0
Installation | Indoor
Protection degree | IP00
Reference Standards | EN 60076 / IEC 61558 (when applicable)

Available variants (excerpt from product table)
DYN11 K4 AL IP00 40 | 40 kVA | In-rush current 18 | No-load losses 350 W | Load losses 1250 W | Vcc 4%
DYN11 K4 AL IP00 50 | 50 kVA | 12 | 410 W | 1480 W | 4%
DYN11 K4 AL IP00 63 | 63 kVA | 12 | 450 W | 1550 W | 4%
DYN11 K4 AL IP00 80 | 80 kVA | 12 | 630 W | 1700 W | 4%
DYN11 K4 AL IP00 100 | 100 kVA | 12 | 740 W | 1900 W | 4%
DYN11 K4 AL IP00 160 | 160 kVA | 10 | 960 W | 2800 W | 4%
DYN11 K4 AL IP00 250 | 250 kVA | 8 | 1430 W | 3600 W | 4%
DYN11 K4 AL IP00 400 | 400 kVA | 7 | 1890 W | 5450 W | 4%
DYN11 K4 AL IP00 800 | 800 kVA | 5 | 3000 W | 9200 W | 4%
DYN11 K4 AL IP00 1000 | 1000 kVA | 5 | 4050 W | 10700 W | 4.5%
DYN11 K4 AL IP00 1250 | 1250 kVA | 5 | 4950 W | 12700 W | 4.5%
DYN11 K4 AL IP00 1600 | 1600 kVA | 4 | 6200 W | 15300 W | 5%
DYN11 K4 AL IP00 2000 | 2000 kVA | 4 | 7600 W | 18100 W | 5%

Protection degree

• IP00

Technical characteristics / specifications

• Frequency: 50 Hz
• K Factor: 4
• Input voltage: 400 V
• Output voltage: 400 V
• Primary winding connection: Delta
• Secondary winding connection: Star + N
• Vector unit: Dyn11
• Core material: M270 magnetic steel
• Winding material: Aluminium
• Electrostatic shield: Between primary and secondary, connected to ground
• Max ambient temperature: 40 °C
• Insulation class: H
• Insulation level: 3
• Thermal class: H
• Temperature rise: 125 °C
• Max altitude: 1000 m
• Environmental - climate - fire class: E1 - C1 - F0
• Installation: Indoor
• Protection degree: IP00
• Reference standards: EN 60076 / IEC 61558 (when applicable)