Woodward 9907-252 Load Sharing Module

Frequently Asked Questions (FAQ)

Q1: What type of engine control systems is the 9907-252 designed for?
A1: It is designed for systems accepting +0.5 to +4.5 VDC speed setting input.

Q2: Can the module share load with non-Woodward controllers?
A2: Yes, it allows load sharing with both Woodward and non-Woodward engine controls.

Q3: What load sharing modes are supported?
A3: The module supports both isochronous and droop load sharing.

Q4: How is droop mode activated?
A4: Droop mode is activated when either the external droop switch or auxiliary breaker is open.

Q5: Is manual speed adjustment available?
A5: Yes, using an external 10 kΩ potentiometer to trim output signal.

Q6: Are there environmental requirements for installation?
A6: Yes, the unit must be housed in an IP43-rated enclosure and not mounted on the engine.

Q7: Does the unit comply with EMC and industrial safety standards?
A7: Yes, it complies with EN and UL standards, including EN 50178 and UL508.

Q8: Is the module suitable for humid or corrosive environments?
A8: Yes, it passed humidity and salt fog testing for harsh industrial conditions.

9907-252 Load Sharing Module Woodward

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