Lenze EMZ-9374IB
Lenze EMZ-9374IB – Frequentieregelaars from the 9300-Series range. Status: in phase-out at the manufacturer. Van Haelen supplies it refurbished, with a 24-month warranty.
Also written as: EMZ9374IB
The Lenze EMZ-9374IB is a drive or controller from the 9300-Series range. Status: in phase-out at the manufacturer. Key data: weight 0.11 kg, dimensions 9,30 x 6,70 x 3,80 cm, HS code 85044095. When replacing, keep the parameter set of the old unit; it makes setting up the replacement quick. Ask us about exchange, repair and a spare-parts pool for your installation.
Available as
Product data
| Manufacturer | Lenze |
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| Part number | EMZ-9374IB |
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| Series | 9300-Series |
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| Manufacturer status | in phase-out at the manufacturer |
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| ETIM | EC001857 |
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| HS code | 85044095 |
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| Weight | 0,11 kg |
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| Dimensions | 9,30 x 6,70 x 3,80 cm |
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Documentation from the manufacturer
All products of the 9300-Series series
Faults and fixes EMZ-9374IB
Problems with EMZ-9374IB: overcurrent, overvoltage or overtemperature
On frequency converters and servo amplifiers three fault groups are the most common. Overcurrent: short circuit or earth fault in motor or cable, too short a ramp or wrong motor data; if the fault returns with no motor, the output stage is defective. DC-link overvoltage: decelerating too fast without a braking resistor. Overtemperature: a clogged heat sink or a fan that no longer turns. Always note the fault code and the moment.
What do I check when replacing a EMZ-9374IB?
Keep the parameter set of the old unit; it makes setting up the replacement quick. Check rating, supply voltage, frame and option boards, and whether the firmware version matches the parameter set. After long storage the DC-link capacitors should be reformed.
Fault not fixed: replace, exchange or repair the EMZ-9374IB?
Replacing from stock is the fastest route when a machine is down. Van Haelen supplies the EMZ-9374IB refurbished: tested to this family's test protocol, with a test report per serial number, with a 24-month warranty. The current lead time is shown with the condition on this page. Prefer an exchange: you get a refurbished unit straight away and return the faulty one within 14 days. Repairing your own unit is also possible: diagnosis, then a fixed price.
What information should I send for a quick diagnosis?
A photo of the rating plate (order number, product version, firmware), the exact fault code or LED state, when the fault occurs (at power-up, on enable, under load) and what you have already tried. For PLCs an export of the diagnostic buffer, for drives the parameter set. With that we can usually say the same day whether replacing, exchanging or repairing is best.
Frequently asked questions
Is the EMZ-9374IB still available?
The manufacturer has put the EMZ-9374IB in phase-out; new units are getting scarce. Van Haelen supplies it from stock.
What does refurbished mean?
Cleaned, inspected, aged or critical components replaced and tested to our test protocol for this product family. You get a 24-month warranty, a test report and a serial number label.
What should I check when replacing a EMZ-9374IB?
Keep the parameter set of the old unit; it makes setting up the replacement quick. Also check power rating, supply voltage and any option boards.
Can I exchange or repair my faulty unit?
Yes. With an exchange Van Haelen supplies a refurbished unit straight away and you return the faulty one. With a repair you first get a diagnosis and then a fixed price, with test report and warranty.