GE Kelman DGA 900 Plus - Page 22

MA-041 – DGA 900 Plus - Installation & Commissioning Manual - Rev 1.1 4-Mar-22 Page 22 of 99
CT specifications are listed inTable 6-4.
Table 6-4: CT specifications
Item
Value
Opening
0.75 in / 1.905 cm ID
Connections
8 ft / 2.4 Meter Twisted Cable 20 AWG*
Input
200 Amp
Output
0.333 Volt at rated current Linearity accuracy ± 1%
Accuracy
10% to 130% of rated current
Phase angle
< 2 degrees (valid for 70 A or higher)
Operates
30 Hz to 1,000 Hz
Maximum Voltage
600 V (on bare conductor)
Compliance
UL recognized, CE, and RoHS compliant
Operating temperature
−20 °C to 110 °C
*Note: The supplied 8 ft (2.4 metres) cable can be extended to 33 feet (10 metres).
The load CT that is shipped with the DGA 900 Plus is rated up to 5 Amps and the cooling
CT is rated up to 30 Amps. Alternative CTs are available as listed in Table 6-5, but must
be selected and notified prior to shipping.
Table 6-5: CT options
Part #
Rating
SCT-0750-005
5 Amp
SCT-0750-000
10 Amp
SCT-0750-000
30 Amp
SCT-0750-000
50 Amp
SCT-0750-000
70 Amp
SCT-0750-000
100 Amp
SCT-0750-000
150 Amp
SCT-0750-000
200 Amp