Isolating transformer
ETTK 250 - Discontinued items – not for new applications
Characteristics
Benefits
› Safe galvanic isolation
› Integrated short-circuit and overload protection
› Very good moisture protection and low noise thanks to resin encapsulation
› High degree of protection
› Carry handle, shockproof socket for portable application
| Product (Headline_Detailseite) | Isolating transformer |
| Order number (PF_Teilenummer) | ETTK 250 |
| Series (PF_Baureihe) | ETTK |
| Power (PF_Leistung_VA_W) | 250 VA |
| Input (PF_Trafo_Eingang) | 230 V |
| Output (PF_Trafo_Ausgang) | 230 V • 1.09 Aac |
| Phases (PF_Phasen) | 1 |
| Frequency range (PF_Frequenzbereich) | 50 Hz to 60 Hz |
| EN Insulation class (PF_EN_Isolierstoffklasse) | B (130°C) |
| Duty Cycle (PF_Einschaltdauer) | 100 % |
| Wire material (PF_Leitermaterial) | Copper |
General
| Short circuit proof (PF_Kurzschlussfestigkeit_KS_Festigkeit) | conditionally short-circuit proof |
| Switching group (PF_Schaltgruppe) | Ii0 |
| Cooling type (PF_Kuehlungsart) | AN |
Environment
| Ambient temperature (PF_Umgebungstemperatur) | -20 °C to 40 °C / -4 °F to 104 °F |
| Max. installation height (PF_max_Aufstellhoehe_m) | 2,000 m / 6,562 ft |
Protection and Safety
| Protection type (PF_Schutzart) | IP67 |
| Protection class (prepared) (PF_Schutzklasse) | II |
| Overvoltage category (PF_ueberspannungskategorie) | III |
| Degree of contamination (PF_Verschmutzungsgrad) | 2 |
Electrical Connections
| Input terminal (PF_Anschluss_Eingang) | Plug-in connection |
| Output terminal (PF_Anschluss_Ausgang) | Coupling |
Size and Weight
| Width (PF_Breite_mm) | 120 mm / 4.72 in |
| Height (PF_Hoehe_mm) | 185 mm / 7.28 in |
| Depth (PF_Tiefe_mm) | 200 mm / 7.87 in |
| Weight (PF_Gewicht_kg) | 9.166 kg / 20.208 lbs |
| Low Voltage Directive | EN 61558-2-4 |
