Question

What is BN Orders?

Answer

BN orders - is orders, which are regenarated every day. This type of order has no order flow. It is not supported in Rating engine. It is not supported in Loyalty program. 

This order is needed for NIP balance calculation only. If NIP balance is less that lower limit - then Account put on hold. The feature FEA_CalculateNip must be enabled for this case. 

Every day Account NIP balance is recalculated and this leads to removing of old BN order and creation of the new one. Link to this BN order is stored in table Account. Total of BN order is used as NIP balance value.

Is it normal behavior for BN Orders to have multiple details and is it also a normal behavior that BN Orders keep these multiple details? - Yes, this is by design of BN orders

Internal Article - https://cloudblue.freshdesk.com/a/solutions/articles/44002409509