Appendix A—Technical Data and Specifications
Power Xpert C445 Global Motor Management Relay MN042003EN—January 2019 www.eaton.com 213
Table 72. Input/Output Specifications
Table 73. PTC Specifications
Description Specification
Relay Rating Relay Q1 / Q2 (from A – NO)
B300 Pilot Duty, R300 Pilot Duty
AC-15: 3 A at 120 Vac, 1.5 A at 240 Vac
DC-13: 0.22 at 125 Vdc, 0.1 at 250 Vdc, 2 A at 24 Vdc
Relay Q3 (from C – latching)
B300 Pilot Duty, R300 Pilot Duty
AC-15: 3 A at 120 Vac, 1.5 A at 240 Vac
DC-13: 0.22 at 125 Vdc, 0.1 at 250 Vdc, 1.5 A at 24 Vdc
Relay Q3 (from C – non-latching)
B300 Pilot Duty, R300 Pilot Duty
AC-15: 3 A at 120 Vac, 1.5 A at 240 Vac
DC-13: 0.22 at 125 Vdc, 0.1 at 250 Vdc, 2 A at 24 Vdc
The Q3 normally closed relay contacts should not be used for motor contactor control
AC Field Input
1
IEC 61131-2 Type 1 Digital Input
Off State: 0 Vac to 20 Vac
On State: 79 Vac to 132 Vac
Max. ON current: 15 mA
DC Field Input IEC 61131-2 Type 1 Digital Input
Off State: 0 Vac to 5 Vdc
On State: 15 Vdc to 30 Vdc
Max. ON current: 15 mA
Mandatory Short Circuit
Protection for Auxiliary Contacts
(relay outputs)
6 A Class gG fuse (IEC 60947-5-1)
Terminal Block Wiring capacity: 0.2 mm
2
(24 AWG) to 2.5 mm
2
(12 AWG)
Use only UL listed or recognized conductors. Copper wire rated 75C (75°C UC wire) for
all field wiring terminals and main overload conductor wiring.
Description Specification
Standard EN 60947-8/A1:2006 “Mark A Control Unit”
Compatible Thermal Detectors MARK A type (abrupt characteristic change) as described in EN 60947-8/A1:2006
Annex A wired in series
Terminals Marked T1 & T2.
0.2 mm
2
(24 AWG) to 2.5 mm
2
(12 AWG)
Cold Resistance <= 1500 ohms
Measuring Voltage T1-T2 <= 2.5 V for resistance <= 1330 ohms
<= 7.5 V for resistance <= 4 kohms
<= 9.0 V open circuit
Temperature Rise Response 3600 ohms ±10%
Over Temperature Reset 1500 ohms ±10%
Short Circuit Response Between 10 and 20 ohms
Short Circuit Reset Between 20 and 40 ohms
Wire Break Response 20 k to 40 kohms
Isolation See Table 82.
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