Eaton Magnum PXR - Section 4: Master Connection Diagrams; Secondary Contacts and Wiring

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PXR trip unit and communication modules
MAGNUM PXR PRODUCT GUIDE PA013006EN September 2022 www.eaton.com
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Table 7. Enhanced protection settings (PXR 25 only)
Protection Units Settings
ANSI 59
Voltage Protection
Over Voltage Pickup Volts 180 to 720 in steps of 1
Over Voltage Delay Seconds 1 to 300 in steps of 1
ANSI 27
Under Voltage Pickup Volts 60 to 670 in steps of 1
Under Voltage Delay Seconds 1 to 300 in steps of 1
ANSI 47
Voltage Unbalance Pickup % Volts 5 to 25 in steps of 1
Voltage Unbalance Delay Seconds 1 to 300 in steps of 1
ANSI 46
Current Protection
Current Unbalance Pickup % Amps 5 to 25 in steps of 1
Current Unbalance Time Seconds 1 to 300 in steps of 1
ANSI 78V
Phase Loss Pickup % Amps 75
Phase Loss Delay Seconds 1 to 240 in steps of 1
ANSI 32R Power Protection
Reverse Power Pickup kW 1 to 65,500 in steps of 1
Reverse Power Delay Seconds 1 to 300 in steps of 1
PXR trip unit module catalog numbers
Table 8 below lists the available PXR trip unit field-installable kits and their respective features.
Table 8. PXR trip unit field-installable kits
Trip unit Trip unit catalog number
Breaker catalog
digit 13, 14 Protection ARMS Communication Metering
PXR 20
PXR20VN30LNNC 2A LSI N Adapter Module (CAM) Current
PXR20VN30LGNC 2C LSIG N Adapter Module (CAM) Current
PXR20VN30LNAM 2H LSI Y Modbus RTU & CAM Current
PXR20VN30LGAM 2F LSIG Y Modbus RTU & CAM Current
PXR 25
PXR25VN30LNAM 2Q LSI Y Modbus RTU & CAM Current, voltage,
power, energy
PXR25VN30LGAM 2S LSIG Y Modbus RTU & CAM Current, voltage,
power, energy
ote:N CAM modules are not included with the breaker and are ordered separately.
Magnum DS digitrip to Magnum PXR equivalency
Refer to Table 9 below for existing digitrip options and their equivelent PXR trip unit offering. The catalog characters 13
and 14 in the full 25-character catalog string indicate the trip unit the breaker is equipped with.
Table 9. Conversion of Magnum DS Digitrip Catalog Characters to Magnum PXR (characters 13 and 14)
Digitrip trip unit PXR trip unit
Catalog characters Description Catalog characters Description Features
52 520 LSI 2A PXR 20 LSI
Base unit - includes display and 24 Vdc aux
M_ 520M LSI 2A PXR 20 LSI
5G 520 LSIG 2C PXR 20 LSIG
Adds ground fault (GF)
M_ 520M LSIG 2C PXR 20 LSIG
C_ 520MC LSI 2H PXR 20 LSI Base + ARMS, Modbus
C_ 520MC LSIG 2F PXR 20 LSIG Base GF + ARMS, Modbus
1_ 1150 LSI 2Q PXR 25 LSI Includes Arms, Modbus
1_ 1150 LSIG 2S PXR 25 LSIG Includes GF, ARMS, Modbus