Isolation transformer DYN11 K20 CU IP21

for indoor serviceIEC

Overview
LOW-VOLTAGE ISOLATION TRANSFORMERS
The DYN11 K20 CU IP21 from Ortea Next is an isolation transformer for low-voltage (LV) applications.

General

• Brand: Ortea Next
• Type: Low-voltage isolation transformer
• Model (designation on page): DYN11 K20 CU IP21

Main characteristics (table)
Frequency | 50 Hz
Factor K | 20
Input voltage | 400 V
Output voltage | 400 V
Primary winding connection | Delta
Secondary winding connection | Star + N
Vector group | Dyn11
Core material | M270 magnetic steel
Winding material | Copper
Electrostatic screen | Between primary and secondary earthed
Maximum ambient temperature | 40 °C
Insulation class | H
Insulation level | 3
Thermal class | H
Overtemperature rise | 125
Maximum altitude | 1000 m
Environmental class - climatic - fire | E1 - C1 - F0
Installation | Indoor
Degree of protection | IP21
Reference standards | EN 60076 / IEC 61558 (where applicable)

Variants (table)
Code | Power | Inrush current | No-load losses | Load-dependent losses | Vcc %
DYN11 K20 CU IP21 7 | 7 | 45 | 150 | 220 | 3.5
DYN11 K20 CU IP21 9 | 9 | 45 | 170 | 270 | 3.5
DYN11 K20 CU IP21 10 | 10 | 45 | 180 | 340 | 3.5
DYN11 K20 CU IP21 14 | 14 | 42 | 210 | 370 | 3.5
DYN11 K20 CU IP21 18 | 18 | 42 | 240 | 440 | 3.5
DYN11 K20 CU IP21 22 | 22 | 35 | 270 | 510 | 3.5
DYN11 K20 CU IP21 28 | 28 | 28 | 340 | 540 | 4
DYN11 K20 CU IP21 36 | 36 | 26 | 400 | 610 | 4
DYN11 K20 CU IP21 45 | 45 | 23 | 460 | 690 | 4
DYN11 K20 CU IP21 58 | 58 | 21 | 530 | 800 | 4
DYN11 K20 CU IP21 63 | 63 | 20 | 570 | 860 | 4
DYN11 K20 CU IP21 70 | 70 | 19 | 610 | 920 | 4
DYN11 K20 CU IP21 80 | 80 | 19 | 650 | 980 | 4
DYN11 K20 CU IP21 90 | 90 | 18 | 700 | 1080 | 4
DYN11 K20 CU IP21 100 | 100 | 17 | 750 | 1170 | 4
DYN11 K20 CU IP21 110 | 110 | 16 | 820 | 1290 | 4
DYN11 K20 CU IP21 125 | 125 | 15 | 880 | 1410 | 4
DYN11 K20 CU IP21 140 | 140 | 15 | 940 | 1530 | 4
DYN11 K20 CU IP21 160 | 160 | 14 | 1010 | 1680 | 4
DYN11 K20 CU IP21 180 | 180 | 13 | 1080 | 1830 | 4
DYN11 K20 CU IP21 200 | 200 | 13 | 1160 | 2010 | 4
DYN11 K20 CU IP21 225 | 225 | 12 | 1250 | 2200 | 4
DYN11 K20 CU IP21 250 | 250 | 12 | 1340 | 2400 | 4
DYN11 K20 CU IP21 280 | 280 | 11 | 1460 | 2680 | 4
DYN11 K20 CU IP21 315 | 315 | 11 | 1570 | 2960 | 4
DYN11 K20 CU IP21 350 | 350 | 10 | 1670 | 3220 | 4
DYN11 K20 CU IP21 450 | 450 | 9 | 1930 | 3890 | 4
DYN11 K20 CU IP21 580 | 580 | 9 | 2250 | 4710 | 4
DYN11 K20 CU IP21 720 | 720 | 8 | 2580 | 5580 | 4.5

Technical specifications

• Frequency: 50 Hz
• Factor K: 20
• Voltages: input 400 V / output 400 V
• Connections: primary Delta — secondary Star + N
• Vector group: Dyn11
• Core: M270 magnetic steel — Winding: Copper
• Electrostatic screen: between primary and secondary earthed
• Protection/Installation: IP21 — Indoor
• Maximum ambient temperature: 40 °C — Overtemperature rise: 125
• Maximum altitude: 1000 m
• Insulation class: H — Insulation level: 3 — Thermal class: H
• Environmental class (climatic - fire): E1 - C1 - F0
• Reference standards: EN 60076 / IEC 61558 (where applicable)