Emerson 400V, 30-200kVA Maintenance Bypass Cabinet Interface, External Circuit-Breaker Interface

Single Module UPS Installation

1.8.2Maintenance Bypass Cabinet Interface

J26 and J30 are the MBC interface.

Table 4 Maintenance bypass cabinet interface

Position	Name	Description
J26.1	T_IT1	Input transformer overtemperature (NC)
J26.2	AUX_I	Reserved
J26.3	+12V	+12V Power
J26.4	GND	Power Ground
J30.1	FUSE	Reserved
J30.2	F_FAN	Fan Fail Alarm (NC)
J30.3	T_OT1	Output Transformer Overtemperature (NC)
J30.4	AUX_O	Reserved

1- Must be configured by software before becoming active

NOTE

All auxiliary cables of terminal must be double-insulated. Wire should be 0.5-1.5mm2(16-20AWG) stranded for maximum runs between 25 and 50m (82-164 ft.) respectively.

1.8.3External Circuit-Breaker Interface

J10 is the interface to any external battery circuit breaker (BCB).

Table 5 External circuit-breaker interface

Position	Name	Description
J10.1	DRV	BCB Driver Signal - Output (N.O.)
J10.2	FB	BCB Contact State - Input (N.O.)
J10.3	GND	Power Ground
J10.4	OL	BCB On-Line - Input - This pin will become active when
		BCB interface is connected. (N.O.)

NOTE

All auxiliary cables of terminal must be double insulated. Wire should be 0.5-1.5mm2

(16-20AWG) stranded for maximum runs between 25 and 50 meters (82-164ft.) respectively.

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