E& BENDER The Power in Electrical Safety6

Coupling device AGH520S Product description The coupling device AGH520S is designed to extend the nominal voltage range of the ISOMETER® iso685... series and IRDH275-4.../ IRDH375-4.. ./IR470LY-40/IR420-D6/IRDH1065B-4 to (3)AC 0.7200 V, 50.400 Hz. The coupling device is connected to the system to be monitored by one pole and connected to the terminal AK of the ISOMETER® by means of the terminal 5. LIIL listed Dimension diagram Ordering information

Wiring diagram Technical data Insulation coordination acc. to IEC 61800-5-1 Operating voltage Voltage test according to IEC 61800-5-1 3/N/AC terminal 2 to N 2 Overvoltage category/impulse voltage test (basic insulation) AC voltage test (basic insulation) Partial discharge test Voltage ranges Nominal system voltage Un Nominal system voltage Un for UL applications Nominal frequency fn Internal DC resistance Ri Impedance Zi at 7.2 kV and 50 Hz Environmental conditions Classification of mechanical conditions acc. to IEC 60721: Stationary use (IEC 60721-3-3) Transport (IEC 60721-3-2) Storage (IEC...

E& BENDER The Power in Electrical Safety6 P.O. Box 1161 • 35301 Grunberg • Germany Londorfer Strasse 65 • 35305 Grunberg • Germany Tel.: +49 6401 807-0 • Fax: +49 6401 807-259 E-Mail: [email protected] • www.bender.de