Technical Documentation
KSR-Z – Capacitor-Bank Protection Relay
Rev. 04
Page
24
/
36
Section 4: Technical Specifications
4.1 General
Performance data according to IEC and VDE standards.
4.2 Current and Voltage Input
AC Current Input
Rating
1A or 5A
(exact rating to be specified
during order)
Continuous Overload
20% Continuous
Short term overload
50A for 1sec
Short term overload Option
–E 200A for 1sec
Burden
<100 mOhm (1A type)
< 30 mOhm (5A type)
CT ratio (Max)
1:10000
AC Voltage Input
Rating
55/95V to 318/550V
Frequency
45
– 65 Hz
VT Ratio (Max)
1:4000
Burden
min. 3 MOhm
4.3 Auxiliary Supply
Supply Voltage
Nominal rating
110V DC
(other voltages on request)
Operating range
80
– 132V DC
Power Consumption
10VA
