175Z7368

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The 175Z7368 drive measures 31.5 inches in height, 14.6 inches in width, and 13.2 inches in depth, featuring a chassis enclosure for 525-600 V and a minimum air-space requirement of 9.8 inches above and below. Part of the VLT 6000 HVAC Drives series by Danfoss, it supports VLT type ranges of 4100–4150 for reliable performance.

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Product Description:

The <175Z7368 Frequency Converter>> is designed for accurate motor speed and torque control. It ensures stable operation with high efficiency under rated loads. The converter offers wide output ranges, advanced protection and consistent performance.

This <175Z7368 frequency converter>> from Danfoss operates with a rated supply of 3 x 200 – 240 V and delivers consistent performance across various loads. The true power factor of the model is 0.90 nominal at rated load while displacement power factor remains above 0.98. The device handles a maximum short circuit current of 100,000 A that ensures protection under demanding electrical conditions. The output voltage of this converter ranges from 0 – 100 % of supply while output frequency can be adjusted between 0 – 120 Hz or up to 1000 Hz. The rated motor frequency is selectable at 50/60 Hz. The switching on output of this model is unlimited and ramp times can be set between 1 – 3600 seconds. The model’s starting torque reaches 110 % for one minute while acceleration torque remains at 100%. The overload torque is 110 % with maximum break away torque reaching 160 % for 0.5 seconds.

The efficiency of the <175Z7368 frequency converter>> reaches 95 % that supports energy saving operations. The converter delivers an output current of 88 A with maximum output current of 96.8 A. It provides 36.6 kVA output power at 240 V and typical shaft output of 22 kW or 30 HP. The minimum cable cross section to motor and DC-bus is 16/6 mm² (AWG 2) while maximum cable size is 50/0 mm². The maximum input current for the converter is rated at 88 A and the required fuses are 125 A.

Depth (c)
13.2 in
Depth Option (c1)
13.2 in
Enclosure Type
Chassis 525-600 V
Height (a)
31.5 in
Height Option (a1)
6.9 in
Min. Air-space Above (aa)
9.8 in
Min. Air-space Below (bb)
9.8 in
Mounting Base Length (a)
30.7 in
Mounting Base Width (b)
10.6 in
Option Name
Chassis NEMA 1 bottom cover
Type Designation
B
Vlt Type Range
4100–4150
Vlt Type Range Option
4100–4150 (600 V)
Width (b)
14.6 in
Width Option (b1)
14.6 in

Frequently Asked Questions about 175Z7368:

Q: How does the 175Z7368 frequency converter manage acceleration in torque-heavy motor starts?

A: It delivers 110% starting torque for one minute and breakaway torque up to 160% for 0.5 seconds. This supports reliable starts under high-friction or static-load conditions.

Q: How does the 175Z7368 frequency converter respond to extreme current demands during overloads?

A: It supports overload torque up to 110%, with a maximum output current of 96.8 A. This ensures short-term performance under transient load spikes without tripping the system.

Q: How does the 175Z7368 frequency converter enable flexibility in high-speed motor applications?

A: It offers adjustable output frequency up to 1000 Hz, beyond standard motor ratings. This suits dynamic motion systems needing extended frequency ranges beyond 60 Hz operation.

Q: How does the 175Z7368 frequency converter contribute to energy-efficient motor control in continuous operation?

A: It reaches a 95% efficiency rating at load, reducing energy loss across extended duty cycles. This supports cost-effective usage in industrial applications requiring constant motor engagement.

Q: How should the 175Z7368 frequency converter be configured for secure wiring in heavy-duty installations?

A: It requires a minimum motor cable cross-section of 16 mm² and maximum of 50 mm². Proper sizing ensures safe thermal limits and prevents voltage drop at high current loads.


Internal Product Review

  • ‘‘The Danfoss 175Z7368 frequency converter operates at 3x200–240V with 95% efficiency. It offers advanced protection, adjustable frequency up to 1000Hz, and supports 36.6 kVA output power. This converter ensures reliable and robust motor performance with a starting torque of 110% and breakaway torque of 160%.’’

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