3 supervisory characteristics, Supervisory protection, Redundant overvoltage threshold – AMETEK ReFlex User Manual
Page 284: Redundant overvoltage threshold accuracy, Redundant overcurrent threshold, Redundant overcurrent threshold accuracy, Overpower threshold, Overpower resolution, Overpower accuracy, Reverse voltage protection
ReFlex Power™
Active Loads
M380056-01 Rev J
7-9
7.3.3
S
UPERVISORY
C
HARACTERISTICS
S
UPERVISORY
P
ROTECTION
Exceeding a supervisory threshold will result in the current being
programmed to zero, and the input isolation relays opened (if present).
R
EDUNDANT
O
VERVOLTAGE
T
HRESHOLD
Fixed, 525VDC
R
EDUNDANT
O
VERVOLTAGE
T
HRESHOLD
A
CCURACY
3%, at 25 °C, +/- 5 °C
R
EDUNDANT
O
VERCURRENT
T
HRESHOLD
Fixed: 20A for 375W; 40A for 750W
R
EDUNDANT
O
VERCURRENT
T
HRESHOLD
A
CCURACY
3%, at 25 °C, +/- 5 °C
O
VERPOWER
T
HRESHOLD
Programmable 38-788W for 750W; 19-394W for 375W
O
VERPOWER
R
ESOLUTION
1W
O
VERPOWER
A
CCURACY
5% of full scale, at 25 °C, +/- 5 °C
R
EVERSE
V
OLTAGE
P
ROTECTION
-15VDC
R
EVERSE
V
OLTAGE
P
ROTECTION
A
CCURACY
+/- 1VDC , at 25 °C, +/- 5 °C
O
VERTEMPERATURE
P
ROTECTION
Internal heatsink temperature is monitored