VR6 Automatic Voltage Regulator AVR K65-12B for Caterpillar CAT Generator
Part Number:
K65-12B,K6512B
Applications
For Caterpillar CAT Generator
Specification details:
Power:SHUNT EXCITED
Input:180-280 Vac,50/60 Hz,1 OR 3-phase
PMG EXCITED 63-105Vac 100/240Hz 3-phase
Sensing input: 180-280Vac,50/60Hz 1 or 3-phase
CT input:1 or 5Aac 50/60Hz
ACC input:+/- 3Vdc.Output:65Vdc@12Adc
Specification:
K65-12B
Output power (with a 240 Vac Input):
12 Adc @ 65 Vdc maximum continuous.
25 Adc @ 125 Vdc forcing for 10 seconds.
AC input power:
100 to 280 Vac, single-phase 50 to 400 Hz, or 63 to 105 Vac;three phase,50 to 400 Hz, 1092 VA maximum continuous burden
AC sensing voltage:
90 to 140 Vac, 50/60 Hz; single- or three-phase.External voltage adjust
rheostat:
10k ohm, 2 W, potentiometer
Regulation accuracy:
±0.5% Average responding
Voltage drift:
±1% voltage variation for a 40° C (104° F) change.
Response time:
< 4 milliseconds
Frequency compensation:
1 or 2 V/Hz jumper selectable with knee adjustable from 45 Hz to 65 Hz.
EMI suppression:
Internal filter
Voltage Build-Up:
Internal provisions for automatic voltage build-up from generator residual voltages as low as six Vac.
Over excitation shutdown:
Over excitation protection starts timing at 90 Vdc ±5% and takes the output to zero in greater than 30 seconds. The output can be 125 Vdc for greater than 10 seconds.
Droop
1 Aor 5 A, <10 VA, adjustable from 0 to 10% at rated input current, 0.8 power factor
UL recognized/CSA certified:
UL Recognized per Standard 508,
UL File NO. E97035. CSA certified
per Standard CAN/CSA-C22.2 No.
14-95, CSA File No. LR 23131