64 SGM1400 Series Smart Meter User Manual – SMETS2
Prepayment Solution
However, the amount of payment recovery is also limited by the following
(whichever is the smallest):
• Amount of payment debt remaining
• Weekly cap amount remaining
Order of Recovery of Debts
When a top-up is applied, any outstanding debts are recovered prior to adding any
remaining monies to the meter balance.
The order of debt recovery has the following priority (highest first):
1. Payment-based charge (if applicable),
2. Accumulated debt,
3. Payback of any negative meter balance up to the disablement threshold,
4. Emergency credit used,
5. and any remaining credit is added to the meter balance.
Prepayment Events and Alerts
Below is a list of events and alerts pertinent to the prepayment function of the
ESME.
MB Meter Balance, EMB Emergency Credit Balance.
Prepayment Events and Alerts
ID (hex) Description
When
Triggered
Alert Sent
HAN Device
Notification
Logged
810D
Combined Credit below Low
Credit Threshold
MB + EMB <
Threshold
Yes Yes No
810E Credit added locally
UTRN entered
via UI
Yes No No
8119
Emergency Credit has become
available
MB < EMC
Threshold
Yes Yes No
8168
Supply Disabled then Armed –
Activate Emergency Credit
triggered
EMC Activated
after Supply is
Disabled
Yes Yes No
81A7
Debt Collection Completed –
Time Debt 1
Time Debt 1 is
Paid Off
Yes No Yes – Event Log
81A8
Debt Collection Completed –
Time Debt 2
Time Debt 2 is
Paid Off
Yes No Yes – Event Log
81A9
Debt Collection Completed –
Payment Debt
Payment Debt is
Paid Off
Yes No Yes – Event Log
81AA Emergency Credit Exhausted
EMC is Used
Up
Yes Yes Yes – Event Log
81AB Emergency Credit Activated
Activation of
EMC
Yes Yes Yes – Event Log
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