Siemens SIPROTEC 7XR81

Technical Data
Load Capability of the Capacitive Coupling Circuit
Description Value
Max. permissible continuous voltage
(2 x 40 kΩ between terminal 1B and 2B)
2000 V RMS (3500 V
p-p
)
Max. continuous dissipated power (R1 + R2) 50 W
Max. permissible continuous voltage
(3.3 kΩ between terminal 2A and 3A)
600 V DC
Max. dissipated power (R3)
Recovery time 20 min
110 W (1 min max.)
Max. total dissipated power (1 min)
Recovery time 20 min
160 W
Weight
The weight of the device is 1.9 kg (4.2 lb.).
2.4
2.4.1
2.4.2
7XR8004 – Resistor Coupling Unit for 7XT71
2.4 Technical Data
32 SIPROTEC, Coupling Units for Generator Protection, Manual
C53000-H5040-C072-1, Edition 09.2018