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APRS World's DL300 series dump controller and load is an integrated solution designed to prevent 12 or 24 volt batteries from overcharging. It is designed to be used with small wind, solar, or hydro systems. The DL300 is compact and easy to install. It incorporates a 300 watt resistor / heater and controller board in a stout 18 gauge powder coated steel enclosure.
Specifications:
Operation
- PWM (Pulse Width Modulation) for highest charging performance without flicker
- Selectable three stage charging or over voltage protection mode
- Selectable for sealed or flooded batteries using jumper
- Status and fault indicator LEDs
Power, 12 volt version, DL300-12
- Operating voltage range: 7 to 32 volts DC
- Recommend fuse or circuit breaker: 30 amps
- Integrated load resistor: 0.75 ohm, 300 watt, wire wound
- Quiescent current when not load dumping: 2.6mA @ 12 volts
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| 12V Setpoints |
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| Mode | Flooded | Sealed |
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| Bulk | 14.6 | 14.3 |
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| Float | 13.4 | 13.4 |
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| Protect | 16.0 | 15.0 |
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Power, 24 volt version, DL300-24
- Operating voltage range: 7 to 32 volts DC
- Recommended fuse or circuit breaker: 15 amps
- Integrated load resistor: 3 ohms, 300 watt, wire wound
- Quiescent current when not load dumping: 3.0mA @ 24 volts
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| 24V Setpoints |
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| Mode | Flooded | Sealed |
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| Bulk | 29.2 | 28.6 |
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| Float | 26.8 | 26.8 |
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| Protect | 32.0 | 30.0 |
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Connections
- #10-32 brass screws for V+ and V-
- Two 1/2" / 3/4" concentric NPT knockouts and two 1/2" NPT knockouts
Mounting
- Mounts to vertical concrete, metal, drywall, or other non-flammable surface.
- Uses four #10 screws
- Body sits 19mm out from wall
- NEMA 1 enclosure for indoor mounting
Weight and Dimensions
- Dimensions: 88mm wide, 95mm tall, 470mm long (3.375 x 3.75 x 18.5 in)
- Weight: 1.94 kg (4.28 pounds)
- Shipping Dimensions: 102 mm wide, 108 mm tall, 508 mm long (4.0 x 4.25 x 20 in)
- Shipping Weight: 2.15 kg (4.75 pounds)
Materials
- Enclosure: 18 gauge mild steel, powder coated black
- Circuit board: FR-4, 1.6mm (0.062 in), double sided, plated through holes, solder mask, silk screen, gold plating
- Hardware: stainless steel, zinc plated steel, aluminum, and nylon
- Shipping carton: corrugated cardboard
DL300 Cut Sheet
Purchasing:
Now you can purchase these products directly through our sister website:
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DL300 Dump Load and Controller, 12 volt
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Click on photo to enlarge
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US Price: $150.00 USD
Please call us at +1-507-454-2727 to place an order.
Or click here to order online from  .
APRS World's DL300 series dump controller and load is an integrated solution designed to prevent 12 volt batteries from overcharging. It is designed to be used with small wind, solar, or hydro systems. The DL300 is compact and easy to install. It incorporates a 300 watt resistor / heater and controller board in a stout 18 gauge powder coated steel enclosure.
Part Number: APRS8400
Shipping Weight: 4.75 pounds
RoHS: compliant
Origin: USA
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DL300 Dump Load and Controller, 24 volt
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Click on photo to enlarge
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US Price: $150.00 USD
Please call us at +1-507-454-2727 to place an order.
Or click here to order online from .
APRS World's DL300 series dump controller and load is an integrated solution designed to prevent 24 volt batteries from overcharging. It is designed to be used with small wind, solar, or hydro systems. The DL300 is compact and easy to install. It incorporates a 300 watt resistor / heater and controller board in a stout 18 gauge powder coated steel enclosure.
Part Number: APRS8401
Shipping Weight: 4.75 pounds
RoHS: compliant
Origin: USA
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