User Guide

5
Design Guide - HZH/HZV Series
UNIT FEATURES
• Sizes 024 (2 ton, 7.0 kW) through 070 (6 tons, 19.3 kW)
• EarthPure
®
(HFC-410A) refrigerant
• Copeland UltraTech™ two-stage unloading
scroll compressors
• ECM variable speed c ommunicating fan motor with soft
start
• Exceeds ASHRAE 90.1 efficiencies
• Part load operation significantly lowers annual operating
costs
• Galvanized steel construction with attractive black mat
polyester powder coat paint and silver accents
• Stainless steel drain pan
• Foil-backed insulation in air handler section
• Unique double isolation compressor mounting with
vibration isolation for quiet operation
• Insulated divider and separate compressor/air
handler compartments
• TXV metering device
• Extended range (20 to 120°F, -6.7 to 48.9°C) operation
• Advanced Controls - iGate
®
communicating control
provides advanced unit functionality and comprehensive
conguration, monitoring and diagnostic capabilities
through digital communication links with the variable-
speed fan motor, variable-speed source pump (or
modulating valve) and communicating thermostat or
Conguration/Diagnostic tool.
• 7 temperature sensor inputs for system protection
and control
• Anti-short cycle and over/under voltage protection
• High pressure, loss of charge, and condensate
overow protection
• LED fault and status indication at controller
• Service tool port for optional setup and
diagnostics at unit
• LonWorks, BACnet, Modbus and Johnson N2
compatibility options for DDC controls
• Field convertible discharge air arrangement for
horizontal units
• Easy access control box
• Flush securely-mounted corner post water connections
(no backup wrench required)
• Unit Performance Sentinel performance
monitoring system
• Eight Safeties Standard
• Wide variety of options including ultra quiet sound
insulation, extended range insulation, return air filter
frames, variable and fixed speed circulating pumps,
modulating motorized valves, hot water generator, and
cupro-nickel water coil
Unit Features