OCPP & OCPI - velocis

Protocol Documentation

OCPP & OCPI The Open Standards Powering India's EV Grid

Velocis’s entire charging infrastructure is built on open, interoperable protocols — OCPP for charger-to-CSMS communication and OCPI for network-to-network roaming. No vendor lock-in. Full compatibility. Infinite scale.

velocis-csms ~ ocpp-handshake

LIVE

// OCPP 2.0.1 — BootNotification Request
CSMS > Awaiting charger connection...
✓ WebSocket connected: ws://csms.velocis.in/ocpp
// Charger sends BootNotification
CHARGER → CSMS:
{
  "action": "BootNotification",
  "chargingStation": {
    "model": "EEIL-DC-120",
    "vendorName": "Velocis Energy Private Ltd"
  },
  "reason": "PowerUp"
}
// CSMS responds with Accepted
CSMS → CHARGER:
{
  "status": "Accepted",
  "currentTime": "2026-04-17T10:32:00Z",
  "interval": 300
}
✓ Charger registered. Heartbeat: 300s

OCPP & OCPI Integration

Two Protocols. One Ecosystem.

Velocis Energy is built on open industry standards, enabling seamless communication between EV chargers, charging management platforms, roaming networks, and third-party service providers. Our OCPP and OCPI compliant ecosystem ensures maximum interoperability, scalability, and future-ready charging infrastructure.

Frequently Asked Questions

The frequently asked questions section is a reliable source for unlocking answers to some of the most crucial inquiries. Please refer to this section for any queries you may have.

How fast can an EV be charged?

EV charging speed varies based on the charger type, but Velocis Power EZ Charge offers fast EV chargers in India that can charge electric vehicles in as little as 30 minutes with DC fast charging, while home EV charging typically takes longer.

How long does it take to charge an EV at an EV charging station?

At public EV charging stations powered by Velocis Power EZ Charge, charging time can range from 30 minutes to a few hours depending on the charger’s power rating and the vehicle’s battery capacity.

How quick are EV chargers?

EV chargers vary in speed depending on their type. Slow chargers typically take several hours, while fast chargers can recharge an electric vehicle in 30 minutes to an hour. Velocis Power EZ Charge offers a wide range of fast and reliable EV chargers across India, including DC fast chargers that enable rapid charging, making it easier for EV users to get back on the road quickly and conveniently.

What is the charging cost of EV?

The EV charging cost in India varies by location and charger type, but Velocis Power EZ Charge offers affordable and transparent pricing through its EV charging app, ensuring cost-effective electric vehicle charging.

How can I locate the nearest EV charging station?

You can easily find an EV charger near you by using the Velocis Power EZ Charge app and charger map, which shows public EV chargers, electric car stations near me, and fleet charging solutions across India.