Schneider Electric FBZ2, iFBZ, EOCR-i3BZ, 3BZ2 manual Public institutions

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Control power

●24 VDC

●85~260 VAC/DC, 50/60 Hz

Composition by function

●Earth Fault

●i3BZ, iFBZ (with Modbus RS-485)

●3BZ2, FBZ2 (without Modbus RS-485)

Contact contact

●A-Type

●95-96(b), 97-98(a) : OL

●57-58(a) : GR

●C-Type

●95-96(b), 97-98(a) : OL/GR

●07-08(a) : AL/UL/TO

Rated current

●Over current : 0.5~80A (Definite)

●GF current : 0.03A~10A

●5~200Hz Variable frequency measurement

Motor protection

●Thermal Overload

●Over/under current

●Stall/Jam

●EF current

●Phase loss/lmbalance

Network communication

●Modbus RS-485

Public institutions

Gas, water supply and drainage, airport, train, port

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Contents Page Page Bottom hole & terminal type Applications Public institutions EOCR-i3BZ/iFBZ/3BZ2/FBZ2 General FeaturesProtection functions Operating Condition & Setting Range Operation TimeAuxillary functions Communication function Applicable to i3BZ/iFBZSpecifications Time-current characteristic curve Over current Setting tips in definite TCC mode Over current and time setting tipsAlert Operation Pattern #3 Fail-safe operationBar graph Front faceCurrent display Button Description Phase digital ammeter functionButtons and Setting Sequence Parameter Description Setting sequence and menuCommunication *2 Menu Parameter Description DefaultAlert *1 Control terminals Trip cause indication and fault recordsPhase line Diagram Wiring ExamplesSingle phase line Diagram Single line DiagramDimensions Order Code RS485 bus connection Modbus network settingStandard connection Bus connection through a SCA type junction box Iksan Plant Head Office