3.3.3 USB
3.3.4 DRMs Port
Fig. 3-1
The port is used for EP760 inverter firmware upgrade.
The USB drive should be formatted as FAT32 with no more than 32G in size.
The EP760 ESS offers the flexibility to be upgraded for solar energy storage, allowing
you to harness more power from the sun. Additionally, it features a DRM interface
specifically designed to serve as a convenient ignition reserve port for diesel
generators, ensuring a seamless integration of backup power solutions.
Table 3-5
PIN Category Definition Specifications
2
3
1
5
6
4
External DC input limit:
30VDC/3A.
(For generator input)
Single-pole & double-throw
relay normally closed output
Single-pole & double-throw
relay normally open output
GEN NO
GEN NC
Single-pole & double-throw
relay common terminal
GEN COM
Warning
Only for USB drive access, not for USB charging.
I/O output ground
INS GND
DRMs input
EXT IN
I/O output
EXT OUT
Active-low signal input
(connected to signal ground)
Active-low signal output
Signal input/output ground
JUST POWER ON 25
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