Woodward 9907-861 DCS Speed Controller

Description

Woodward 9907-861 (2301A Series)
Brand: Woodward
Model: 9907-861
Product Name: Electronic Load Sharing and Speed Controller (2301A Series)
Place of Origin: USA
Dimensions: 387 mm × 183 mm × 62 mm (15.25 in × 7.125 in × 2.5 in)
Weight: Approx. 1.8 kg (3.97 lb)
HS Code: 85371011 (Industrial control electronic controller)

Product Description
Key Technical Specifications
Power Supply: High-voltage range: 88–132 VAC or 90–150 VDC; power consumption ≥15 W
Speed Frequency Ranges: Switch-selectable via S1: 500–1500 Hz, 1000–3000 Hz, 2000–6000 Hz (factory default), 4000–12000 Hz
Actuator Output: 0–200 mA (reverse-acting: output voltage decreases to increase fuel/steam flow)
Speed Sensor Input: Compatible with magnetic pickup (MPU) sensors; minimum 1.0 Vrms at cranking speed, max 25 Vrms at rated speed
Control Modes: Isochronous (for isolated bus/grid-independent parallel operation) and adjustable droop (0–5% for grid-parallel operation)
Environmental Ratings: Operating temperature: -40 °C to +70 °C (-40 °F to +158 °F); storage temperature: -40 °C to +70 °C
Core Features: Start fuel limiting, adjustable speed linear ramps, failed speed sensor protection, load sharing line compatibility, CE compliance
Main Characteristics
Dual-Function Control: Combines precise speed regulation and proportional load sharing for balanced operation of parallel generator sets.
Wide Compatibility: Works with diesel/gas engines, steam/gas turbines, and single/tandem actuators; supports forward/reverse-acting systems.
Robust & Reliable: Metal chassis, industrial-grade components, and protection against speed sensor failure ensure durability in harsh conditions.
Flexible Configuration: Multiple speed ranges, adjustable droop, and ramp time settings enable customization for diverse prime mover applications.
Easy Integration: Standardized wiring, shielded cable compatibility, and compact design simplify installation in industrial control cabinets.

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Shipping:
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2. We will ship the product to you on the same day or within 1-2 working days after receiving your payment. The shipping time depends on the country/region where you reside, the customs and habits of your country/region, and especially during peak hours.
3. Assuming (assuming) that the item requires payment of tariffs from your country, the buyer is obligated. We are not responsible for any taxes or customs fees in your country/region.

Return Policy:
1. Please contact us before returning the item.
2. The buyer should inform the seller of all returned items within 7 days after receiving the package. We reserve the right to reject any request to inform the seller for more than 7 days.
3. Returned products must have all original packaging and be in good condition.

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