Isolation transformer DYN11 K20 AL IP21

for indoor serviceIECK-factor

Short description
Low-voltage isolation transformer for indoor installation, vector group Dyn11, aluminium windings and M270 magnetic steel core. Designed for applications sensitive to harmonic distortion (K-factor 20).

Technical specifications (summary)
Frequency | 50 Hz
K Factor | 20
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 | 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 | IP21
Reference Standards | EN 60076 / IEC 61558 (when applicable)

Variants (Part number | Power | In-rush current | No-load losses | Load losses | Vcc %)
DYN11 K20 AL IP21 28 | 28 | 26 | 350 | 680 | 4
DYN11 K20 AL IP21 36 | 36 | 17 | 410 | 800 | 4
DYN11 K20 AL IP21 45 | 45 | 17 | 450 | 840 | 4
DYN11 K20 AL IP21 58 | 58 | 17 | 630 | 920 | 4
DYN11 K20 AL IP21 63 | 63 | 16 | 680 | 980 | 4
DYN11 K20 AL IP21 70 | 70 | 15 | 740 | 1080 | 4
DYN11 K20 AL IP21 80 | 80 | 14 | 780 | 1100 | 4
DYN11 K20 AL IP21 90 | 90 | 14 | 870 | 1230 | 4
DYN11 K20 AL IP21 100 | 100 | 14 | 920 | 1350 | 4
DYN11 K20 AL IP21 110 | 110 | 14 | 960 | 1550 | 4
DYN11 K20 AL IP21 125 | 125 | 13 | 1100 | 1620 | 4
DYN11 K20 AL IP21 140 | 140 | 13 | 1200 | 1710 | 4
DYN11 K20 AL IP21 160 | 160 | 13 | 1290 | 1820 | 4
DYN11 K20 AL IP21 180 | 180 | 11 | 1430 | 1960 | 4
DYN11 K20 AL IP21 200 | 200 | 11 | 1470 | 2150 | 4
DYN11 K20 AL IP21 225 | 225 | 11 | 1620 | 2320 | 4
DYN11 K20 AL IP21 250 | 250 | 11 | 1730 | 2510 | 4
DYN11 K20 AL IP21 280 | 280 | 10 | 1890 | 3080 | 4
DYN11 K20 AL IP21 315 | 315 | 10 | 2100 | 3350 | 4
DYN11 K20 AL IP21 350 | 350 | 9 | 2250 | 3720 | 4
DYN11 K20 AL IP21 450 | 450 | 8 | 2780 | 4350 | 4
DYN11 K20 AL IP21 580 | 580 | 7 | 3000 | 5100 | 4
DYN11 K20 AL IP21 720 | 720 | 7 | 4050 | 5850 | 4.5
DYN11 K20 AL IP21 900 | 900 | 7 | 4950 | 6950 | 4.5
DYN11 K20 AL IP21 1100 | 1100 | 6 | 6200 | 8350 | 5
DYN11 K20 AL IP21 1400 | 1400 | 6 | 7600 | 9900 | 5

Technical specifications (detailed)

• Frequency: 50 Hz
• K Factor: 20
• 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: IP21
• Reference Standards: EN 60076 / IEC 61558 (when applicable)