175H4453
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The 175H4453 is a variable speed drive with a rated power of 4.0 kW and an IP54 enclosure rating. Manufactured by Danfoss as part of the VLT 3000 Variable Speed Drives, it weighs 14.0 kg and operates efficiently at temperatures between -10°C and +45°C. The drive has a peak output frequency of 500 Hz.
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Product Description:
The 175H4453 Variable Speed Drive is built under the Danfoss VLT 3000 series. It provides efficient control of industrial motors and offers reliable performance for a wide range of applications. It ensures safety, adaptability and high quality operation in demanding working conditions with strong protective features and flexible programming options.
The 175H4453 variable speed drive is designed to deliver consistent output for constant torque applications. It offers a nominal rating of 5 HP to enable use in medium sized industrial systems. For demanding loads, it supports intermittent operation of up to 30.0 A for 60 seconds. Under continuous operation, it produces 7.6 kVA for strong motor performance. The supported motor size for CT operation is up to 7.5 HP that allows dependable handling of standard industrial motors. The unit provides extended operating range for variable torque loads. It achieves a nominal rating of 7.5 HP with motor size capability up to 10 HP. The continuous output power in VT mode is 10.0 kVA that gives reliable support for energy efficient fans and pumps. The installation flexibility is enhanced with wire size compatibility up to 6 AWG. Danfoss emphasizes professional installation due to line voltage hazards to maintain safe operations. It ensures stable motor control with continuous current delivery of 19.0 A in constant torque mode.
The 175H4453 variable speed drive can automatically start on AC power connection that highlights the importance of verifying disconnection before maintenance. The model includes programmable alarm functionality. The relay outputs available on terminals 01, 02 and 03 provide fault signaling that makes integration with monitoring or emergency stop systems possible. These features ensure the drive not only regulates power but also contributes to safe plant operation.
Frequently Asked Questions about 175H4453:
Q: What installation flexibility does the 175H4453 variable speed drive offer in relation to wiring and motor compatibility?
A: It supports wire sizes up to 6 AWG and motor sizes up to 10 HP in VT mode. This simplifies integration into mid-range industrial systems with standard cabling.
Q: How does the 175H4453 variable speed drive adapt to both constant and variable torque motor loads in industrial environments?
A: It delivers consistent output for constant torque with a 7.6 kVA rating and scales to 10.0 kVA under variable torque operation. This supports both general-purpose motors and energy-efficient fans or pumps.
Q: What overload capacity does the 175H4453 variable speed drive provide for startup-intensive applications?
A: It allows intermittent operation up to 30.0 A for 60 seconds, giving the motor a strong torque push during heavy acceleration. This ensures reliable starts under sudden load conditions.
Q: How does the 175H4453 variable speed drive enhance safety during service and installation procedures?
A: It can auto-start on AC power reconnection, so proper disconnection must be verified before maintenance. Danfoss recommends professional installation due to potential line voltage hazards.
Q: How do the relay outputs on the 175H4453 variable speed drive support plant-wide fault management?
A: Terminals 01, 02, and 03 provide programmable fault signals for alarm or shutdown integration. This allows seamless connection to safety systems and ensures event-driven control logic.
