How to Automate Reefer Plug-In Charges

Reefer Plug-In Charge Automation

This guide explains the automated calculation process for Reefer Plug-In Charges (RPC) in BlueLogis NX, triggered by the "FETCH EXPORT LOCAL CHARGES" button. The charge is calculated based on the duration a Reefer container is plugged in at the terminal after the free period has expired, using a rate per 4-hour "shift."

1. Prerequisites & Data Input

The system pulls four critical data points from different screens to perform the calculation:

Data Point

Source Screen/Field

Value from Attached Screenshots

Purpose

Gate-In Time 

Event Update Screen (Event Date)

2025-10-31 00:00:00

Marks the start of the duration clock.

Vessel Sailed Time 

Voyage Screen (Export End Calculation Date ATD)

2025-11-02 19:07:00

Marks the end of the duration clock.

Free Period 

Tariff Table (Port In Free Hours)

48 Hours

The free period before charges begin.

Rate per Shift 

Tariff Table (Rate per Shift)

INR 857.10 (for 40RF at BMCT, INR)

The charge for every 4-hour shift.

2. Event Update - PORT GATEIN FCL

3. Voyage Master - EXPORT END CALCULATION DATE (ATD)

4. Tariff - Terminal wise Reefer PlugIn Charges

5. Booking - Fetch Export Local Charges

Calculation Breakdown

This section updates in real-time based on your inputs. It follows the three-step logic from the source report to determine the final charge.

Step 1: Calculate Total Plug-In Duration

2 days, 19 hours, 7 minutes

4027 minutes

Step 2: Determine Chargeable Duration

4027 minutes (Total) - 2880 minutes (Free) = 1147 minutes

Step 3: Calculate Number of Shifts

ceil(1147 minutes / 240 minutes) = 5 shifts

Final Reefer Plug-In Charge (RPC)

5 shifts × ₹857.10

₹4,285.50

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