ABB R-MAG Series, Instructions Manual

Page: 26 / 56

10.0 R-MAG ELECTRICAL SPECIFICATIONS
Rated Maximum Voltage 15.5 kV
Voltage Range Factor, K 1.0
Full Wave Withstand 110 kV
Continuous Current 800 A/1200 A/2000 A/3000 A
Temperature Range 50°C - 70° C
Dielectric Strength
Low Frequency Withstand
Dry 60 Hz 1 minute 50 kV RMS
Wet 60 Hz 10 seconds 45 kV RMS
Minimum Creep to Ground (External) 17.8 Inches
ANSI Standard Operating Duty O-0.3s-CO-3Min-CO**
Interrupting Time 3.0 cycles (seconds)
Permissible Tripping Delay (Y) 2 seconds
Reclosing Time 0.3 seconds
Short-Circuit (At Contact Part) RMS *12.5 kA/25 kA
Asymmetry Factor 1.2 RMS
Close and Latch (Initial Current Loop) Peak *32.5 kA/65 kA
Transient Recovery Voltage 29 kV Peak
(time to peak is 36 µsec)
Load Current Switching Capability
1250 A
Rated Line Charging Breaking Current 100 A
Rated Cable Charging Breaking Current 400 A
Rated Isolated Capacitor Bank Breaking 400 A
(Definite Purpose)
Rated Back-to-Back Capacitor Bank Breaking
400 A
(Definite Purpose)
Rated Capacitor Bank Inrush Making
20 kA
Rated Capacitor Inrush Frequency 4240 Hz
Mechanical Life
Between Servicing 2,000
No-Load Mechanical 10,000
Continuous Current Switching 10,000
Inrush Current Switching 200
*Breaker available as either 12.5 kA (Close and Latch Rating is 32.5 kA) or 25 kA (Close and Latch Rating is 65 kA).
**Operating duty conforms to old ANSI Standard (actual time can be CO-15 Sec-CO).
Page 22
38-929M-15A 10/15/02 1:11 PM Page 26