No
separate physical certificate issued; the
signed contract and utility’s internal approval
serve legal permission operate the
V2H system grid-parallel mode. Only certified V2H units with
validated JET approval are permitted, and
installation must adhere the default
factory-set parameters associated with the
certification3
.3.5 Stage Inspection and
Final Permission
Once metering and installation are
complete, TEPCO performs final
administrative validation authorize
system operation.
.PAGE VEHICLE-TO-HOME (V2H) SYSTEMS
HANDBOOK
Concurrently, the V2H system must be
installed accordance with the approved
single-line diagram, ensuring full
compliance with protective settings,
grounding schemes, and communication
protocols. Upon satisfactory validation,
TEPCO grants operational authorization by
updating the customer’s interconnection
status within its internal systems. the Indian context,
while standardized procedures for
residential V2H grid interconnection are yet
to fully established, the multi-stage
approval process adopted Japanese
utilities like TEPCO can serve valuable
reference model.
At this point, the homeowner may safely
begin V2H operations, enabling bidirectional
energy flow between the EV, home, and grid
in accordance with TEPCO’s regulatory and
technical standards3
. The
system’s configuration checked against
the approved design ensure that certified
equipment, protective settings, and anti-
islanding functions are properly
implemented. For certified residential
V2H systems, this typically does not involve
a formal on-site inspection TEPCO
engineers; instead, compliance verified
through submitted documentation,
installation reports, and, applicable, visual
confirmation during meter setup.
2
