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| HPI Combi Flow User Guide |
Version 3.11
www.lafert.com
11.6. Additional Information for UL Compliance
HP Combi Flow is designed to meet the UL requirements. For an up to date list of UL compliant products, please refer to UL listing
NMMS.E334189. In order to ensure full compliance, the following must be fully observed.
Input Power Supply Requirements
Short Circuit Capacity
All the drives in the HP Combi Flow range are suitable for use on a circuit capable of delivering not
more than 100kA rms (AC) short-circuit Amperes symmetrical with the specified maximum supply
voltage when protected by UL type J, T or CC fuses.
Mechanical Installation Requirements
Unless otherwise stated,all HP Combi Flow units are intended for indoor installation within controlled environments which meet the condition limits
shown in section
.
The drive can be operated within an ambient temperature range as stated in section
.
Electrical Installation Requirements
Incoming power supply connection must be according to section 4.3. Incoming Power Connection.
Suitable Power and motor cables should be selected according to the data shown in section
11.5. Output Power and Current ratings
and the
National Electrical Code or other applicable local codes.
Motor Cable
75°C Copper must be used.
Power cable connections and tightening torques are shown in sections
3.7. Guidelines for Mounting (IP66 Units)
.
Integral Solid Sate short circuit protection does not provide branch circuit protection. Branch circuit protection must be provided in accordance
with the National Electrical Code and any additional local codes. Ratings are shown in section
11.5. Output Power and Current ratings
.
UL Listed ring terminals / lugs must be used for all bus bar and grounding connections.
General Requirements
HP Combi Flow provides motor overload protection in accordance with the National Electrical Code (US).
Where a motor thermistor is not fitted, or not utilised, Thermal Overload Memory Retention must be enabled by setting P4-12 = 1.
Where a motor thermistor is fitted and connected to the drive, connection must be carried out according to the information shown in section
4.9. IP66 Switched Version Integrated Control Switch and Potentiometer Wiring
.
For Canadian Installations:
Transient surge suppression shall be installed on the line side of this equipment and shall be rated as shown below, suitable for over voltage
category III and shall provide protection for a rated impulse withstand voltage peak of 2.5kV.
Supply Voltage Rating of the Drive
Phase-Phase Surge Protection
Voltage Rating
Phase-Ground Surge Protection
Voltage Rating
200 - / - 10%
230VAC
230VAC
380 - / - 10%
480VAC
480VAC
500 - / - 10%
600VAC
600VAC
11.7. Internal EMC Filter and Varistors – Disconnection Procedure
11.7.1. IP66 Outdoor Rated Models
Remove the terminal cover
as illustrated in
and then
disconnect the EMC filter
as shown in the illustration
opposite.
L1
L3
EMC
L2/N
U
V
W
I0I0I
I0I0I
1 2 3 4 5 6 7 8 9 10 11 12 13
11
Technical Data
