Brass Plate Heat Exchanger Alfa Laval Cb52 20h 26h 30h 30l 40h 40l 50h 60h 60l

BPHE Heat Exchanger Replacemnet	Brazed Plate Exchanger
Keyword	Brazed Plate Heat Exchanger Alfa Laval
Plate Number	10–150 Plates
Thickness A (mm)	13 + (2.40 × n) mm
Dimension LWH (mm)	526 × 111 × A mm
Center Distance (mm)	50 mm / 466 mm
Weight (kg)	1.85 + (0.22 × n) kg
Volume (L) Q1Q2 Side / Q3Q4 Side	0.091 L / 0.091 L per channel
Designed Pressure	Max 32 bar (depending on version)
Designed Temperature	-196°C ~ +225°C
Plate Materials	Stainless Steel 316L / Copper Brazing
Capacity	Up to 100 kW

Alfa Laval CB52 Plate Count and Performance Guide

The performance of the Alfa Laval CB52 brazed plate heat exchanger comes down to one simple thing: plate count. More plates = more heat transfer area = higher thermal capacity. But there’s a trade-off — pressure drop goes up too. Getting this balance right helps engineers and maintenance guys pick the right CB52 without oversizing or undersizing the job.

---

Low Plate Count: 10–20 Plates

Compact Size, Lower Pressure Drop

At 10–20 plates, the CB52 stays short and compact, with relatively low pressure drop. That makes it a good fit for:

• Small to medium heat loads
• Systems with big temperature differences
• Installations where pump head is tight
• Cramped mechanical rooms

When to Choose Low Plate Count

If your flow rate is moderate and your main concern is keeping pressure drop in check, the low plate count range is usually the most cost-effective pick. Just keep in mind — heat transfer area is limited here, so don’t expect a lot of extra capacity margin. Works best when you don’t need much wiggle room.

---

Mid Plate Count: 21–40 Plates

The Most Common Operating Range

This is where most CB52 configurations land. The 21–40 plate range gives you a solid balance between heat transfer and pressure drop, without taking up much more space.

Typical Applications

You’ll see this range in:

• HVAC systems
• Refrigeration circuits
• General industrial heat exchange
• Hydronic heating loops

When to Choose Mid Plate Count

For medium flow rates and normal temperature differences, the mid range usually delivers the best all-around performance. Most standard CB52 replacement jobs also fall into this band — safe, predictable, and efficient.

---

High Plate Count: 41 Plates and Above

Higher Capacity, Higher Pressure Drop

Once you go over 40 plates, the CB52 gains serious heat transfer area. It can handle bigger heat loads and tighter temperature approaches. But there’s no free lunch — you also get:

• Higher pressure drop across the unit
• Longer overall length
• Heavier unit weight
• More pump energy consumption

When to Choose High Plate Count

Go with 41+ plates when:

• You need high heat load capacity and some margin
• Your system can tolerate higher pressure drop
• You’re chasing a close temperature approach and need more surface area

---

Performance Summary by Plate Count

Key Relationship: Plates, Area, and Pressure Drop

As plate count increases on the CB52, three things happen:

• Heat transfer area goes up
• Thermal capacity goes up
• Pressure drop goes up — no way around it

Plate count alone doesn’t lock in your selection. You still need to check flow rate, fluid properties, temperatures, allowable pressure drop, and design pressure before calling it final.

Practical Selection Reference

Plate Range	Characteristic	Best Suited For
10–20 plates	Compact, low pressure drop	Small loads, pump-sensitive systems
21–40 plates	Balanced capacity and efficiency	HVAC, refrigeration, general industrial
41+ plates	High capacity, higher pressure drop	Large loads, close approach temperatures

Final Selection Recommendation

For a quick first pass, here’s a simple rule:

• 10–20 plates — go here if you need compact size and low pressure drop first
• 21–40 plates — the general-purpose sweet spot. Most standard jobs fit here
• 41 plates and above — use when thermal capacity and margin are the priority

For final sizing, always run the numbers against your actual flow rate, inlet/outlet temperatures, fluid concentration, allowable pressure drop, and design pressure. If your application is critical or out of the ordinary, run it through manufacturer selection software or get a detailed thermal calculation to confirm the plate count.

Direct Contact Channels:

---

Reduce your maintenance costs with SENOVIS PHE ! As a specialized factory for GPHE, BPHE, plates, and gaskets, we offer 100% interchangeable solutions for Alfa Laval, APV, Tranter, Sondex, GEA, and more. Click “Contact Us” to request a quick quote and premium catalog now!