175H1737

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The 175H1737 is a 7.4 kg variable speed drive with an enclosure rating of IP00 and a power factor of 0.9/1.0. Manufactured by Danfoss, this unit is part of the VLT 3000 Variable Speed Drives series and supports a supply voltage of 3 x 200/220/230 V (±10%). It offers a maximum output current of 12.5 A.

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Product Description:

The 175H1737 is the variable speed drive manufactured by Danfoss that can be applied in several industrial systems used to regulate the speed of motors. It is specifically designed to provide accurate control of motor speed that enhances energy consumption and performance. The drive has a vibration resistance value of 0.7 g which guarantees it stability in an increased vibration condition.

The 175H1737 variable speed drive is also particularly made to operate with 440 to 500 V AC voltage so that it can be utilized in various industrial configurations. It supports 50/60 Hz supply frequency with stable and efficient motor control use. The drive has a power rating of 2.2 kW that guarantees an ideal performance in industrial work. It works on a current of 4.8 A that supplies steady and dependable power to motors. The 175H1737 variable speed drive is designed to maintain the same performance in severe conditions and it is covered by an IP00 if no protection is required. It achieves an efficiency rating of 0.96 at full load reducing energy consumption and ensuring cost-effective motor control. The ambient temperature in which the drive can be used is between -10 °C and +40 °C thus making it applicable in a variety of situations. It also has earthing and short circuit protection safeguards that are safe to operate.

The 175H1737 variable speed drive has various improved features that make it reliable and more effective. It has also included thermal protection of the motor which shield the motor against overheating during operation. The drive also offers the adjustable ramping of the 0.1 to 3600 secs to facilitate the easy slipping and braking of the motor. It can be fitted with a top cable length of 150 m with a flexed system design.

Efficiency At Rated Load
0.96
Max Input Current (ct)
9.1 A
Max Motor Cable Length
300 m
Max Output Frequency
500 Hz
Max Output Voltage
230 V
Max Pre-fuse
16 A
Output Apparent Power (ct)
3.1 kVA
Output Apparent Power Max (60 S)
4.9 kVA
Output Current (ct)
7.8 A
Output Current Max (60 S)
12.5 A
Power Factor
0.9/1.0
Rated Motor Frequency
50/60/87/100 Hz
Supply Frequency
50/60 Hz
Supply Voltage
3 x 200/220/230 V (±10%)
Typical Shaft Output
1.5 kW

Frequently Asked Questions about 175H1737:

Q: Why is the Danfoss 175H1737 drive's vibration resistance rating important?

A: The 0.7 g vibration resistance ensures stability in environments with higher vibrations, protecting the drive and motor from potential damage. This feature is critical in industries with fluctuating mechanical movements.

Q: How does the 175H1737 drive maintain efficiency at full load?

A: The 0.96 efficiency rating reduces energy consumption, offering cost-effective motor control during high-demand periods. This feature ensures that operational costs are minimized while maintaining peak performance.

Q: What is the advantage of the thermal motor protection in the 175H1737?

A: The thermal motor protection prevents overheating by regulating the motor's temperature during extended use. This ensures that the motor remains safe and operational under heavy loads.

Q: How do the ramping times from 0.1 to 3600 seconds enhance the 175H1737's performance?

A: Flexible ramping times enable smooth acceleration and deceleration, improving the lifespan of the motor and reducing mechanical stress. This feature is especially beneficial for applications requiring gradual speed adjustments

Q: How does the 175H1737's short circuit protection enhance safety?

A: The short circuit protection safeguards the drive from electrical faults, preventing damage to the equipment. This feature ensures safe operation in industrial settings with fluctuating electrical loads


Internal Product Review

  • ‘‘The Danfoss 175H1737 variable speed drive offers outstanding motor control with a 2.2 kW power rating and high efficiency (0.96). It operates between 440-500 V AC and provides flexible ramping times. With thermal protection and vibration resistance, it’s ideal for reliable industrial applications with varying conditions.’’

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