Brochure
Table Of Contents
- Description
- Technical Data
- Air:
- Approvals UL 916 - sub-assemblies UL 181 - NFPA 90A UL 1995 – CU and assemblies
- Box Liners Available in closed cell, foil or metal lined insulation
- Water:
- Pressure Tests 24-hour holding at 95 psi, shipped with 40 psi precharge, includes gauge to indicate that unit is leak-free
- Controls:
- Protocol BACnet® or LonMARK®
- Amb Environment 32°F to 122°F, 5 to 95% rh non-condensing
- Voltage 120 Vac, 50/60 Hz, 9 VA plus loads
- Construction 22 Ga. Zinc Steel, with 12 Ga. rigid lift handles, sliding access control enclosure door
- Made-to-Order Solutions
- Features
- Options
- Dimensions
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- Helpful Information for Bidding this Unique Product
Product Information Zone Control Unit (ZCU) VAV Turnkey Solution
Document No. 153-932
April 3, 2009
Dimensions
Figure 1. Two-way Piping Arrangement.
6 1/2 (165)
3/4" L-type
Copper Tubing
VAV0002R1
Figure 2. Field Piping Interface.
VAV0004R1
VAV Box
Hydronic
Controls
Supply Air
120V
BAS
Supply Air
HWS
HWR
RTS
Option can be
shipped with box
Wired or Wireless
Wired or Wireless
ZCU
Figure 3. Field Connections Schematic Diagram.
Helpful Information for Bidding this Unique Product
ATC Contractor
• Typically controller, actuator, valve, on-off switch and transformer are mounted, wired and configured from factory.
• Network twisted pair cable and power wiring are the only required field wiring. If the thermostat option is purchased,
the wire will be uncoiled and dropped into the zone location.
• 120 Vac and water supply are the only wiring and plumbing labor to be supplied, if needed.
Mechanical Contractor
• VAV terminal, reheat coil, ATC, shutoff, balancing and vent valves, as well as lift handles are all pre-piped and
included.
• Inert gas pre-charge indicates to installer that ZCU is still watertight for two-year warranty and suitable for installation.
Page 2 Siemens Building Technologies, Inc.