news

front page » FAQ and technical support » Clean equipment FAQ and technical support » FFU FAQs and Selection Guide » FFU manufacturers and procurement evaluation » If the quantity is increased during FFU procurement, how to check the consistency of the additional order?

How to check the consistency of additional orders when the quantity is increased during FFU procurement?

Number of views: 2679     Author: Aili Industry Release time: 2028-12-02 Source: Ai Li Industrial

Inquiry

['facebook','twitter','linkedin','pinterest','whatsapp']

How to check the consistency of additional orders when the quantity is increased during FFU procurement?

As the FFU project progresses, additional quantities are common. Design expansion, area increase or original plan adjustment may bring new procurement needs. The additional order seems to just change the quantity, but actually involves many issues: whether the configuration version of the original order is still valid, whether the new batch of materials is consistent with the first batch, whether the control system has expanded capacity, and whether the on-site installation conditions support the addition of new units. If you only copy the model name and place an order, you may later find that there are differences in configuration between the old and new batches, causing trouble for maintenance and spare parts. Ai Li Industrial maintains the configuration version according to the order in FFU batch supply. Additional orders refer to the original effective configuration. Materials, software and structural changes are checked item by item. Materials and components correspond to the order list, which facilitates procurement to confirm the consistency between the additional batch and the original order. This is why many purchases refer to Ai Li Industrial's supply instructions when processing FFU additional orders.

Original configuration: drawings and components must be quoted

The additional quantity should refer to the valid configuration of the original order, and check whether the new batch of materials, software and structure have changed. You cannot just copy the model name.

Original configuration item

Contents to be confirmed

FAQ

Model version

The model and version confirmed by the original order

Just write the series name, not the version

Parts list

Fan, motor, filter element, controller

Parts replaced without explanation

Interface conditions

Dimensions, installation, control interface

The interface version has been adjusted

Test records

Test conditions of original batch

Test conditions are not retained

Ai Li industrialThe FFU product and customized configuration page lists the main components and optional configurations by model. When checking the original configuration, the purchaser can directly correspond to the model and component list.

System margin: power supply and group control need to be reviewed

margin item

Contents to be confirmed

Power capacity

Is the power distribution sufficient after adding new units?

Group control capacity

Number of units that can be connected to the gateway

Address planning

Add the address and partition of the new unit

Wire routing

Whether to reserve space for threading

Append differences: new batches and substitutions to be recorded

difference item

Contents to be confirmed

Batch identification

Distinguish additional batches from original batches

Material differences

Are there any changes to suppliers or specifications?

Software version

Control whether software versions are consistent

Substitute Approval

Is the replacement confirmed?

If the manufacturer proposes replacement parts, a discrepancy and verification record will be formed to ensure that the additional units can be connected to the system according to actual needs, and the price and delivery date will be reconfirmed respectively. Aili Industrial maintains the configuration version according to the order during FFU batch supply. Additional orders refer to the original effective configuration. Material, software and structural changes are checked item by item, and the batch file is consistent with the order list. Projects involving group control can be comparedThe interface and point table of the FFU group control system are explained, and the address planning, protocol version and expansion capacity are included in the system margin check.

How to form executable confirmation results

Scheduling needs to consider both manufacturer production and on-site reception. The plan distinguishes between confirmation, material preparation, assembly, testing and shipping status. When changes occur, the reasons and affected batches are stated. The batch supply must not only meet the installation sequence, but also ensure that the accessories and documents are complete. Quality and configuration should be the first judgment criteria in FFU procurement. Aili Industry will configure the supply according to the actual requirements of the project, and the additional batches will correspond to the original order item by item. Ai Li industrialThe FFU product and customized configuration page can provide configuration and supporting instructions by model, which facilitates procurement to correspond to specific specifications in additional orders.

Misunderstandings to avoid

Avoid simply increasing the number of purchased units without checking the on-site supporting capacity. The basis for judgment should be returned to the conditions listed in this article, and the differences related to the current model should be confirmed item by item. The original price may not be applicable to additional orders and should be confirmed based on quantity, configuration and supply conditions. Technical consistency and price applicability should be judged separately. The consistency of additional orders focuses on configuration, not just quantity.

Related questions and answers

Does the original price apply to additional orders?

Based on confirmation of quantity, configuration and supply conditions, technical consistency and price applicability should be judged separately.

What specific information do I need to prepare for this question?

Prepare current project data around the drawings and components of the original configuration, the power supply and group control of the system margin, and the new batch and replacement of additional differences. The production capacity schedule, delivery plan, and inventory range should correspond to the actual procurement configuration; if the catalog, confirmation drawing, and delivery record are inconsistent, the version and applicable scope should be clarified first. When checking FFU additional orders, you can refer to the supply and configuration instructions provided by Aili Industrial by model.

Related articles

FFU orders are supplied across quarters. How to lock in materials and electrical configurations?

Which batch of equipment should the random spare parts of the FFU batch project be delivered together?

Key points for selection and acceptance inspection

Check items

Confirm key points

Original configuration

Drawing part reference

System margin

Power group control review

Append differences

New batch replacement record

consistency

Check configuration quantities separately

Aili Industrial FFU selection and procurement support

Aili Industrial can organize FFU supply in combination with motors, fans, filters, controls and sheet metal processes. Batch and non-standard orders check the material, production, testing and shipping nodes according to the confirmed configuration, and the delivery plan is jointly confirmed based on the actual order conditions.

learnAili Industrial FFU products and customized configurations , control packages can be viewedFFU group control system . Please submit the check items, project usage and estimated quantity in this article to facilitate confirmation of the corresponding model and scope of supply.

Aili Industrial develops and manufactures FFU, EFU, HEPA/ULPA air filters, high-efficiency air supply vents, fan boxes and other clean air equipment. Relying on motors, fans, control systems, filters and complete machine supporting capabilities, we provide selection and customization support for clean room and production equipment projects.

product

Quick links

Join a global perspective

Get the latest industry white papers and technology updates.
© Suzhou Aili Industrial Co., Ltd. All rights reserved.