From software version 4.0x and later (production week 33 2017 and after), the variable speed heat sink cooling fan function is
implemented in the drive for power sizes 22 kW (30 hp) 400 V IP20 and below, 18.5 kW (25 hp) 400 V IP54 and below, and 11 kW (15 hp)
200 V IP20 and below. This function requires software and hardware updates and introduces restrictions with regards to backwards
compatibility for H1–H5 and I2–I4 enclosure sizes. Refer to the following table for the limitations.
Table 2: Software and Hardware Compatibility
Software compatibility
Old control card (production week 33
2017 or before)
New control card (production week
34 2017 or after)
Old software (OSS-file version 3.xx and be-
low)
Yes
No
New software (OSS-file version 4.xx or
higher)
No
Yes
Hardware compatibility
Old control card (production week 33
2017 or before)
New control card (production week
34 2017 or after)
Old power card (production week 33 2017
or before)
Yes (only software version 3.xx or below)
Yes (MUST update software to ver-
sion 4.xx or higher)
New power card (production week 34 2017
or after)
Yes (MUST update software to version 3.xx
or below, the fan continuously runs at full
speed)
Yes (only software version 4.xx or
higher)
1.5 Certificates and Approvals
Table 3: Certificates and Approvals
Certification
IP20
IP54
EC Declaration of Conformity
✓
✓
UL Listed
✓
–
RCM
✓
✓
EAC
✓
✓
UkrSEPRO
089
✓
✓
The drive complies with UL 508C thermal memory retention requirements. For more information, refer to the section
Motor Thermal
Protection
in the product-specific design guide.
Introduction
Operating Guide | VLT® HVAC Basic Drive FC 101
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Summary of Contents for VLT HVAC Basic Drive FC 101
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