Steam Trap Operating Characteristics

Types

Condensate Sub-Cooling

Air Venting

Energy Type:

Thermodynamic (TD)

 

2º F

 

Limited

Density Types:

Inverted Bucket (IB)

Float & Thermostatic (F&T)

 

0-5º F

0º

 

Limited

Excellent

Temperature Types:

Balance Pressure Thermostatic (BPT)

Bi-Metallic (BM)

Liquid Expansion (LE)

 

10-18º F

50-100º F

Max. 212º F

 

Good

Good

Good

 

Steam Trap Applications

Application

Requirements

Main Drip

Minimum Sub-Cooling

Moderate Air Venting

Process/HVAC

No Sub-Cooling/ Maximum Air Venting

Tracing

Non-Critical/Maximum Sub-Cooling

Critical/No Sub-Cooling