Isolation transformer DYN11 K4 CU IP21

dryfor indoor serviceIEC

Overview
Low-voltage isolation transformer for indoor industrial installations. Designed for 400/400 V systems with Dyn11 vector group and copper windings (CU). Intended for applications with K-factor 4 harmonic loads.

Technical specifications (summary)
Frequency: 50 Hz
K Factor: 4
Input voltage: 400 V
Output voltage: 400 V
Primary winding connection: Delta (Δ)
Secondary winding connection: Star + N (Y)
Vector unit: Dyn11
Core material: M270 magnetic steel
Winding material: Copper
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 (kVA) / In-rush current / No-load losses / Load losses / Vcc %)
DYN11 K4 CU IP21 10 / 10 / 32 / 150 / 430 / 3.5
DYN11 K4 CU IP21 12 / 12 / 32 / 170 / 530 / 3.5
DYN11 K4 CU IP21 15 / 15 / 32 / 180 / 660 / 3.5
DYN11 K4 CU IP21 20 / 20 / 30 / 210 / 720 / 3.5
DYN11 K4 CU IP21 25 / 25 / 30 / 240 / 860 / 3.5
DYN11 K4 CU IP21 30 / 30 / 25 / 270 / 1000 / 3.5
DYN11 K4 CU IP21 40 / 40 / 20 / 340 / 1060 / 4
DYN11 K4 CU IP21 50 / 50 / 18 / 400 / 1190 / 4
DYN11 K4 CU IP21 63 / 63 / 17 / 460 / 1350 / 4
DYN11 K4 CU IP21 80 / 80 / 15 / 530 / 1560 / 4
DYN11 K4 CU IP21 90 / 90 / 15 / 570 / 1680 / 4
DYN11 K4 CU IP21 100 / 100 / 14 / 610 / 1800 / 4
DYN11 K4 CU IP21 110 / 110 / 13 / 650 / 1930 / 4
DYN11 K4 CU IP21 125 / 125 / 13 / 700 / 2110 / 4
DYN11 K4 CU IP21 140 / 140 / 12 / 750 / 2290 / 4
DYN11 K4 CU IP21 160 / 160 / 12 / 820 / 2530 / 4
DYN11 K4 CU IP21 180 / 180 / 11 / 880 / 2770 / 4
DYN11 K4 CU IP21 200 / 200 / 11 / 940 / 3000 / 4
DYN11 K4 CU IP21 225 / 225 / 10 / 1010 / 3290 / 4
DYN11 K4 CU IP21 250 / 250 / 10 / 1080 / 3580 / 4
DYN11 K4 CU IP21 280 / 280 / 9 / 1160 / 3930 / 4
DYN11 K4 CU IP21 315 / 315 / 9 / 1250 / 4320 / 4
DYN11 K4 CU IP21 350 / 350 / 8 / 1340 / 4710 / 4
DYN11 K4 CU IP21 400 / 400 / 8 / 1460 / 5260 / 4
DYN11 K4 CU IP21 450 / 450 / 8 / 1570 / 5800 / 4
DYN11 K4 CU IP21 500 / 500 / 7 / 1670 / 6320 / 4
DYN11 K4 CU IP21 630 / 630 / 7 / 1930 / 7630 / 4
DYN11 K4 CU IP21 800 / 800 / 6 / 2250 / 9230 / 4
DYN11 K4 CU IP21 1000 / 1000 / 6 / 2580 / 10940 / 4.5

Characteristics / technical specifications

• Frequency: 50 Hz
• K Factor: 4
• Input voltage: 400 V
• Output voltage: 400 V
• Primary winding connection: Delta (Δ)
• Secondary winding connection: Star + N (Y)
• Vector unit: Dyn11
• Core material: M270 magnetic steel
• Winding material: Copper
• 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)