HVAC Cascade Option Module
USER GUIDE
DECLARATION
All rights reserved. No part of this User Guide may be reproduced
or transmitted in any form or by any means, electrical or mechanical
including photocopying, recording or by any information storage
or retrieval system without permission in writing from the publisher.
Copyright Bardac Drives © 2020
The manufacturer accepts no liability for any consequences
resulting from inappropriate, negligent or incorrect installation.
The contents of this User Guide are believed to be correct at the
time of printing. In the interests of a commitment to a policy of
continuous improvement, the manufacturer reserves the right to
change the specication of the product or its performance or the
contents of the User Guide without notice.
SAFETY
This option is specically designed to be used with the HVAC
variable speed drive product and is intended for professional
incorporation into complete equipment or systems. If installed
incorrectly it may present a safety hazard. The HVAC drive uses
high voltages and currents, carries a high level of stored electrical
energy, and is used to control mechanical plant that may cause
injury. Close attention is required to system design and electrical
installation to avoid hazards in either normal operation or in the
event of equipment malfunction.
Please read the SAFETY NOTICE carefully, and all Warning and
Caution boxes elsewhere.
WARRANTY
All Bardac Drives products carry a 2-year warranty, valid from the
date of manufacture. Complete warranty info available online.
Bardac Corporation
Worldwide Industrial Control Solutions
40 Log Canoe Circle, Stevensville, MD 21666
Phone: (410) 604-3400 | Fax: (410) 604-3500
SAFETY NOTICES
WARNING is given where there is a hazard that could lead to
injury or death of personnel.
CAUTION is given where there is a hazard that could lead to
damage to equipment.
It is the responsibility of the installer to ensure that the equipment
or system into which the product is incorporated complies with
the EMC legislation of the country of use. Within the European
Union, equipment into which this product is incorporated must
comply with 89/336/EEC, Electromagnetic Compatibility.
WARNING Within the European Union, all machinery in which
this product is used must comply with the Directive 89/392/EEC,
Safety of Machinery. In particular, the equipment should comply
with EN60204-1.
CAUTION
• Store the option module in its box until required. It should
be stored in a clean and dry environment. Temperature range
–40ºF to +140ºF.
• Install the option module into the drive by inserting
the module into the option module port, as shown in
the mechanical installation section. Do not use undue
force in inserting the option module into the port.
WARNING
• Drives and the option module should be installed only by
qualied electrical persons and in accordance with local and
national regulations and codes of practice.
• Electric shock hazard! Disconnect and ISOLATE the drive
before attempting any work on it. High voltages are present
at the terminals and within the drive for up to 10 minutes
after disconnection of the electrical supply.
• Where the electrical supply to the drive is through a plug and
socket connector, do not disconnect until 10 minutes have
elapsed after turning off the supply.
STANDARDS CONFORMITY
A drive tted with this option module complies with the
following standards:
• CE-marked for Low Voltage Directive.
• IEC 664-1 Insulation Coordination within Low Voltage
Systems.
• UL 840 Insulation Coordination for electrical equipment.
• EN50081-2 EMC Generic Emissions Standard, Industrial
Level.
• EN50082-2 EMC Generic Immunity Standard, Industrial Level.
• Enclosure ingress protection, EN60529 IP00, NEMA 250.
• Flammability rating according to UL 94.
SPECIFICATIONS
Model Number: T2-CASCD-IN
Compatibility: V3 Series (HVAC)
P2 Series*
*limited functionality
Max Relay Switching Voltage: 250V AC / 30V DC
Max Relay Switching Current: 6A (250V AC) / 5A (30V DC)
Environmental: 14ºF . . . +122ºF
Conformity: IP20, UL94V-0
Terminal Torque: 0.5Nm (4.5 Ib-in)
