Miller DYNASTY DX, Technical Manual

Page: 30 / 80

TM-357 Page 28 Dynasty DX
Receptacle Value Pin
RC3
Do not measure – high voltage present.
RC4 1 +28 volts dc output with respect to pin RC4-2 when fan motor FM is running
2 –28 volts dc output (Return circuit for FM) with respect to pin RC4-1
RC5
Make no connections – damage to test equipment or components can occur.
RC6
Do not measure – high voltage present.
RC7
Test without contactor energized and without any load.
1 Arc voltage
2 Arc voltage
3 –15 volts dc with respect to pin RC7-4
4 Circuit common for pin RC7-3
5 –15 volts dc with respect to pin RC7-6
6 Circuit common for pin RC7-5
7 –7.5 volts dc with respect to pin RC7-8 with Output Switch S7 in Lift Arc On position
8 +7.5 volts dc with respect to pin RC7-7 with Output Switch S7 in Lift Arc On position
9 +15 volts dc with respect to pin RC7-10
10 Circuit common for pin RC7-9
11 +15 volts dc with respect to pin RC7-12
12 Circuit common for pin RC7-11
RC8 1 0 volts dc with 230 volts ac input power, 3.8 volts dc with 460 volts ac input power with respect to pin
RC8-5 (contactor W1 coil)
2 3.8 volts dc with 230 volts ac input power, 0 volts dc with 460 volts ac input power with respect to pin
RC8-6 (contactor W2 coil)
3 Reference for pins RC8-4 and RC8-8
4 0 volts dc during precharge, +27 volts dc after precharge with respect to pin RC8-3
5 Reference with respect to pin RC8-1 (contactor W1 coil)
6 Reference with respect to pin RC8-2 (contactor W2 coil)
7 Not used
8 0 volts dc after precharge, + 0.6 volts dc at power-up with respect to pin RC8-3
RC9 1 750 Hz waveform with respect to pin RC9-3 (High Frequency gate pulses to HF board PC7)
2 Not used
3 Circuit common for pin RC9-1 (High Frequency gate pulses to HF board PC7)
RC10 1 +15 volts dc with contactor energized, 0 volts dc at clamp shutdown
2 Not used
3 Not used
4 Circuit common