Pumps

Reverse Circulation - API 685 Plan 13 - SE Advantages:

• Prevents ammonia from vaporizing in the primary containment
• Lower cost construction
• Operator-friendly in traditional Teikoku refrigeration pump design

Pressurized Circulation - API 685 Plan 1-SD Advantages:

• Prevents ammonia from vaporizing by unique internal pressurization system
• Keeps pressure in primary containment above boiling point of liquid at all times
• Eliminates extra piping, flow control and associated costs to pipe to low pressure area