Whisperline® Two-Stage Water Source Heat Pump - OverviewWhisperline Two Stage Right Angle

Introducing the Whisperline® VD Series, the industry’s first and only 2-stage vertical stack water source heat pump; a highly efficient unit and the ideal solution for high performance buildings. The VD Series includes a two-stage scroll compressor and an ECM Motor (electronically commutated) resulting in superior efficiency and comfort.

This series offers our customers best-in-class comfort, efficiency and low noise levels along with a wide range of available options. The Whisperline® VD incorporates a number of features and options that provide maximum comfort and performance to users and maximum flexibility to engineers and architects.


 

  • Benefits
  • Technical Data
  • Literature

Market Exclusivity

Industry’s first and only 2-stage vertical stack water source heat pump.

Energy Efficient

Best-in-class 2-stage efficiency provides year round savings.

Quiet Operation

Best-in-class sound levels and quiet operation. High efficiency ECM constant torque fan motor for low sound levels.

Ease in Serviceability

Service friendly features for easy repair and installation.

Application Flexibility

Extensive features and options to meet virtually any jobsite requirement.

Cabinet Design

Low leakage galvanized steel cabinet. Lift-out stainless-steel drain pan.

Low Vibration

Floating compressor design and cabinet isolation pad to minimize vibration transmission.

Superior Protection

Solid state safety controls for superior protection.

Supply Opening

Left, right, front, back and top combinations. All supply openings are painted black to block the view into the unit and when one unit is used for two rooms, a sight baffle is placed between the two grilles.

Supply/Return Risers

Provided to meet the requirements of the jobsite. Custom lengths and spacing can be provided to meet the exact floor to floor dimension of the project. Risers are factory installed and piped to ball valves within the cabinet.

Refrigeration Chassis

Removable-floating design with insulated compressor compartment and vibration isolation.

 

Technical Data Two Stage

Sales Brochures

pdf iconCommercial Product Line Brochure

pdf iconCommercial Product Line Brochure - Water Source Heat Pumps Only

pdf iconWater Source Heat Pump Product Guide

pdf iconWhisperline® Two-Stage Water Source Heat Pump Brochure

pdf iconWhalen Bullseye Riser Centerline System

 

Cut Sheet

pdf iconCut Sheet - Whisperline® Two-Stage Water Source Heat Pump

 

Design Guide

pdf iconDesign Guide - Whisperline® Two-Stage Water Source Heat Pump

 

 
Technical Documents

 pdf iconIO Zone 560 Point List

 

 

Product Specifications

pdf iconUnit Specification - Whisperline® Two-Stage Water Source Heat Pump

 

Drawing Files

NOTE: When selecting Revit Model, choose all units based on the largest riser size.

Whisperline® 2-Stage with Standard Riser Spacing: Up to 2 1/2 inch Risers

rfa iconRevit® Drawing – Whisperline® 2-Stage - Standard Riser Spacing

rfa iconRevit® Drawing – Whisperline® 2-Stage - Risers By Others

Whisperline® 2-Stage with Extended Riser Spacing: Up to 4 inch Risers

rfa iconRevit® Drawing – Whisperline® 2-Stage - Extended Riser Spacing

rfa iconRevit® Drawing – Whisperline® 2-Stage - Extended Riser Spacing - Risers By Others

Whisperline® 2-Stage with Split Riser Spacing: Up to 4 inch Risers

rfa iconRevit® Drawing – Whisperline® 2-Stage - Split Riser Spacing

rfa iconRevit® Drawing – Whisperline® 2-Stage - Split Riser Spacing - Risers By Others

Whisperline® 2-Stage Designed for Cast-In Fire-Stops: 3/4 inch to 2 inch Risers

rfa iconRevit® Drawing – Whisperline® 2-Stage - Cast-In Fire-Stop up to 2"

rfa iconRevit® Drawing – Whisperline® 2-Stage - Cast-In Fire-Stop up to 2" - Risers By Others

Whisperline® 2-Stage Designed for Cast-In Fire-Stops: 2 1/2 inch to 3 inch Risers

rfa iconRevit® Drawing – Whisperline® 2-Stage - Cast-In Fire-Stop 2" to 3"

rfa iconRevit® Drawing – Whisperline® 2-Stage - Cast-In Fire-Stop 2" to 3" - Risers By Others

Whisperline® 2-Stage Designed for Cast-In Fire-Stops: 4 inch Risers

rfa iconRevit® Drawing – Whisperline® 2-Stage - Cast-In Fire-Stop 4"

rfa iconRevit® Drawing – Whisperline® 2-Stage - Cast-In Fire-Stop 4" - Risers By Others