.1 - The intention of this clause is to guide the Contractor as to the
quality of installation that the Corporation requires.
.2 - The installation shall conform both to manufacturer's recommended
procedures and all applicable codes and regulations to the approval of
authorities having jurisdiction.
.3 - All installations to be performed by skilled and certified technicians and
trades people.
.4 - All equipment installed shall be mechanically stable and, as necessary,
fixed to wall or floor. Anti-vibration mounts to be provided, if required, for
the proper isolation of the equipment.
.5 - Equipment shall be installed so as to allow for easy maintenance access.
Equipment shall be installed such that it does not interfere in any way with
access to adjacent equipment and personnel traffic in the surrounding space.
.6 - Equipment shall be installed in locations providing adequate ambient
conditions for its specified functioning, allowing for adequate ventilation and
with no condensate traps.
.7 - Co-operate with the construction team as a whole, to keep the job
reasonably clear of waste material and rubbish at all times during progress of
the work.
.8 - Under the overall direction of the Landlord, coordinate
activities and co-operate at all times with the principal Divisions 15 and 16
Contractors and other Contractors on the project concerning scheduling and
installation of the work, all phases of commissioning, and access to work
areas.
.9 - All points associated with a single zone or an individual system shall be
connected to the same stand alone panel, and associated terminal unit
controller.
.1 - Set control points immediately after installing controls.
.2 - Set up and calibrate sensors and control loops during initial start-up of
the systems and check, recalibrate and readjust as necessary during the
Commissioning.
.3 - Submit documentation to the Owner's representative and the Corporation before the systems performance
verification indicating the final set points of all controls and confirmation
that all control systems have been checked. Documentation may be graphic or
tabular.
.1 - The following clauses generally indicate the extent of
responsibility for electrical wiring included for the controls system.
.2 - All wiring required for devices supplied under this Section of the
Specifications, regardless of the voltage, shall be the responsibility of the
Controls Sub-Contractor.
.3 - All such work shall be performed in complete accordance with the Electrical
Specifications and local Codes and may include the following: (Refer to
Section 15920 for exclusions or additions).
.1 - Provision of control panels, pilot lights, selectors, relays, etc.,
required for the proper operation of the CCS.
.2 - Conduit and wiring from the starter control or ASD circuits to the
mechanical system control panels including 110 V wiring.
.3 - Conduit and wiring required for the interlocking of mechanical system
motor starters as required for the proper operation of the control system.
.4 - Wiring from pilot devices, relays, contactors, or other control interface
devices supplied under other Sections of the Mechanical Specifications and
referenced in the points lists, required to complete the control system.
.5 - Control wiring and interlocking required for refrigeration machines.
.6 - Wiring from spare 15 amp. circuit breakers in power panels for line
voltage power sources where required by control system. Circuit breakers shall
be locking type.
.7 - Wiring of mechanical component controls, i.e., boilers, chillers, etc.
.8 - Two end switches on all dampers required for emergency controls (ULC
Labelled).
.9 - Power wiring and control wiring to stand alone panels and terminal unit
controllers.
.1 - Generally the Electrical Contractor shall be responsible for the
electrical connections from starters to equipment motors, and the following:
Refer to Section 15920 for exclusions or additions.
.1 - All disconnect switches on lock-out station at motor locations where
required by Code.
.2 - Remote control on H.O.A. stations where they are not part of a mechanical
control system panel.
.3 - Power wiring to line voltage thermostats controlling force flow units and
unit heaters, and wiring to float devices for sump pumps, etc.
.4 - Power wiring to variable speed devices and from variable speed device to
motors, where specified.
.5 - Spare 15 amp. emergency circuit, one on each floor for controls.
.6 - Supply and installation of the properly sized overload heaters in the
magnetic starters and thermal overload switches.
.1 - All work shall be installed to Division 16 Requirements.
.2 - Where there is no alternative to supplying equipment which is not CSA
certified, submit such equipment to Inspection Authorities for special
inspection and obtain approval before delivery of equipment to site. Such
equipment must be individually identified in the Contractor's proposal.
.3 - Use coded conductors throughout with different coloured conductors for each
phase and white wire for neutral.
.4 - Low Voltage and Communications Wiring - Size and
type of low voltage control signal wiring shall be suitable for the service for
which it will be put to use and be the responsibility of this proponent;
minimum wire size #18 AWG.
.5 - Identify each wire and cable at every termination point. Identify all
conduits with ``neat'' colour bands at no more than 7.5 m intervals
and on both sides of walls and floors.
.6 - 120V circuits shall be, at a minimum, of #12 AWG RW-90 copper. For runs
over 50 m in length, use #10 AWG-RW90 copper.
.7 - All wiring in mechanical rooms and service rooms to be in conduit or
raceway. Provide 600 mm, B-X flexible connection to input and output devices
where required for servicing or to accommodate vibration.
.8 - All communication wiring between stand alone panels and the Operator
Interface shall be installed in conduit. Wiring from SAPs to TUCs does not have
to be in conduit except in mechanical and electrical rooms, and where direct
access is not available.
.9 - All 120V interlock wiring and power supplies for panels to be installed in
conduit.
.10 - Provide 120V power supplies to all main DDC panels, separately circuited
from all other loads.
.11 - Low voltage wiring to input and output devices from SAPs and TUCs is not
required to be installed in conduit except as noted. Use plenum rated wire in
areas used as return air plenums. Provide sleeves where wires pass through walls
and floors. Support wires from structure or fixed equipment in ceiling spaces
at minimum 2 m intervals.
.12 - Several TUCs may be supplied from one 120V power supply through a 120/24V
transformer in accordance with the manufacturer's design. Only TUCs
connected to the same SAP may be connected to a common power supply.
.1 - Provide metal enclosures to meet NEMA specs for mounting motor
control relays, wiring terminations, and components provided which require
additional protection.
.2 - All components shall be positioned to provide easy access for maintenance
or replacement.
.1 - Sensors provided under this contract shall be installed in
accordance with the manufacturer's prescribed procedure.
.2 - Sensors shall be rigidly mounted and mountings shall be adequate for the
environment within which the sensor operates.
.3 - Supply approved thermal wells of the appropriate size and type for sensing
water temperatures, as required in the Points List, to the mechanical
contractor for installation.
.4 - All wires attached to sensors shall be air sealed in their conduits or in
the wall to stop air transmitted from other areas affecting sensor readings.
.5 - Install labels on the inside covers of all room sensors identifying the
point name using peel and stick labels such as the Brother labelling system.
.1 - Where damper motors operate outdoor relief, exhaust and fresh air
dampers, pretension damper drive linkage to ensure tight closure.
.2 - Do not install damper motors on ductwork of less than 0.76 mm thick without
first reinforcing it.
.3 - Where a damper motor is installed on an insulated surface of a duct plenum,
mount it on a stand-off bracket so as not to interfere with the continuity of
the insulation.
.4 - Locate damper motors so that they are easily accessible for testing and
servicing.
.5 - Damper motors shall be selected for the torque requirements of the damper.
Damper operators that are undersized for the application shall be replaced with
larger operators, at no extra cost.
.6 - Provide one damper motor and linkage for every 2m2 damper
section area, or as required to meet the torque requirements of the damper
under design air-flow conditions (or minimum of one damper motor per damper
section). Do not use two motors linked together on one shaft, or by
jackshaft.
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