Lovato FFL700DP Diesel Fire Pump Controller

Description

Controller for diesel-driven fire pumps to EN 12845

The FFL700DP is a diesel engine fire pump controller from Lovato Electric, built to the requirements of EN 12845 according to the catalogue. Auxiliary supply is 12/24VDC (operating range 7.5-33VDC), and it has 10 digital inputs and 10 relay outputs for start commands, alarms and status.

For the diesel version the controller reads battery voltage, engine speed from a pick-up or W input, an NTC temperature probe (Lovato code NTC01) and the D+ terminal of a pre-excited alternator, so it can crank, monitor and stop the engine according to the fire pump sequence.

Technical specifications

Parameter Specification
Order code FFL700DP
Product designation Diesel engine fire pump controller, supply 12-24VDC, built-in RS485, not expandable
Product type designation FFL-DP
Rated auxil. supply voltage 12/24VDC
Operating auxil. supply voltage range 7.5-33VDC
Rated voltage Us (min) 100 VAC
Rated voltage Us (max) 250 VAC
Measurement range 50-264 V
Frequency range 45-65 Hz
Operating range 0-33VDC
Maximum input current 0.5mA
Max voltage at D+ terminal 12 or 24 VDC (battery voltage)
Pre-excitation current 210mA at 12VDC / 130mA at 24VDC
Input type AC coupling
High sensitivity ≥2.8Vpp (1Vrms) at 40Hz ≥10Vpp (3.5Vrms) at 20000Hz
Low sensitivity ≥3.7Vpp (1.3Vrms) at 40Hz ≥7Vpp (2.5Vrms) at 2000Hz
Mearusing input impedance above 100kΩ
Max iput voltage 84Vpp (30Vrms)
Voltage range 0-33VDC
Input current ≤8mA
Threshold adjustable
Input delay adjustable
Sensor type NTC (LOVATO code NTC01)
Measuring range -40-+85 °C
Maximum connection lenght 3m mt
Number of digital input 10
Digital input type Negative
Digital input current ≤6 mA
High digital input signal ≥4.9V (typical 3.8V)
Low digital input signal ≤1.25V (typical 1.9V)
Digital input signal delay ≥50 ms
Number of relay output 10
Mechanical endurance 10⁷
Electrical endurance 10⁵
Number of static output 1 (OUT11)
Static output type NO
Operating voltage 10-30VDC
Maximum current 50mA
Interface type Isolated RS485 serial interface
Baud rate 1200-115200 bps
Insulation voltage (RS485-Vbatt) 1kVDC
Type of terminal Removable screw-type
Operating temperature (min) -25 °C
Operating temperature (max) +70 °C
Storage temperature (min) -30 °C
Storage temperature (max) +80 °C
Execution Flush-mount
Material Polycarbonate
Degree of protection IP65 Frontal; IP20 on terminals
Dimensions (W x H x D) 240 x 180 x 43.9 mm
Weight 980 g

Selecting the controller

A fire pump controller is part of a regulated installation. Confirm with the project specification and the authority having jurisdiction that the controller version, the supply voltages and the alarm outputs meet the requirement before you order.

FFL700 is the non-expandable version; FFL800 adds EXP expansion modules. Choose by the number of inputs and outputs the panel needs.

Applications and installation

Typical use is sprinkler pump sets and fire-water booster pumps in oil and gas plants, industrial buildings and high-rise towers. The controller sits in the pump panel and communicates over its built-in RS485 port.

For panel design and commissioning, the practical figures to keep at hand are: digital input type Negative; digital input current ≤6 mA; digital input signal delay ≥50 ms; static output type NO; operating voltage 10-30VDC; maximum current 50mA; interface type Isolated RS485 serial interface; baud rate 1200-115200 bps; insulation voltage (RS485-Vbatt) 1kVDC; execution Flush-mount; material Polycarbonate; degree of protection IP65 Frontal; IP20 on terminals; dimensions (W x H x D) 240 x 180 x 43.9 mm; weight 980 g. These come straight from the datasheet and are repeated here so that the key installation limits are visible without opening the PDF.

Related Lovato Electric products: Lovato RGK600 Automatic Mains Failure Gen-Set Controller, Lovato DCRL8 8-Step Automatic Power Factor Controller, Lovato LVM20A240 LVM20 Level Control Relay, Lovato LVM40A240 LVM40 Level Control Relay, Lovato BF09T4A230 9A Four-Pole Contactor and Lovato ATL600 Automatic Transfer Switch Controller 2 Sources.

Documents and quotation

Download the attached datasheet for FFL700DP from the Lovato Electric online catalogue (English) to see every parameter in full. Ordering checklist: the pump type, the supply voltages, the specification you must meet and the approval requirements of the project. Data in the datasheet is subject to change by the manufacturer. Other options are in fire fighting. An RFQ for FFL700DP needs only the quantity and delivery location; Seven Star LLC, an independent Muscat supplier, replies with availability.

Datasheets & Documents
  • PDF Datasheet Lovato Electric FFL700DP datasheet (EN, catalogue export) Download
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About brand

Lovato Electric is the Italian manufacturer of low-voltage electrical components for industrial automation and power distribution: contactors, motor protection circuit breakers, soft starters, variable speed drives, power factor controllers, transfer switch and generator controllers, and energy meters. It was founded in Bergamo in 1922 and has been run by the same family for four generations. Its headquarters is in Gorle, near Bergamo, and it celebrated its centenary in 2022.

Seven Star LLC is an independent supplier in Muscat. We list Lovato motor control, drives and power management products, and supply them to panel builders, contractors and maintenance teams in Oman and the GCC by order code.

Lovato Electric at a glance

Established 1922, Bergamo, Italy
Headquarters Gorle (Bergamo), Italy
Ownership Private, family-run for four generations
Product families Contactors and relays, motor protection circuit breakers, motor starters, soft starters, variable speed drives, power factor controllers, ATS and gen-set controllers, multimeters and energy meters, micro PLCs

Lovato products we list

Family Models Typical use
Contactors BF0910A230, BF1810A230, BF2510A230, BF2600A230, BF09T4A230 4-pole, BFS0923A024, 11BG0910A230 mini, 11BGR0901A048 reversing Switching motors, heaters, lighting and capacitor banks
Motor protection and starters SM1P0650, SM1P1000, SM1P3200, M1P enclosed DOL starter, ME024FD024, ME070RSD024, 31L48 time relay Short-circuit and overload protection and direct starting of motors
Soft starters ADXL0030600, ADXL0085600, ADXL0135600, ADXT0034, ADXT0084, ADXT0139 Reducing starting current and mechanical shock on pumps, fans and compressors
Variable speed drives VLA1, VLB1, VLB3 0.75 kW, VLB3 2.2 kW, VLB3 5.5 kW, VLB3 22 kW, VT1 Speed control of pumps, fans and conveyors to save energy
Power management and control DCRG8, DCRL8 PF controllers, ATL600 ATS controller, RGK600 gen-set controller, DMG200 multimeter, DMED300T2 energy meter, LRD20 micro PLC Power factor correction, mains/generator changeover and energy monitoring

Lovato order codes describe the product. On a contactor such as BF0910A230, "BF09" is the frame and rated current (9 A in AC-3), "10" is the built-in auxiliary contact (one normally open), "A" means an AC coil and "230" is the coil voltage. The coil voltage must match the control circuit exactly, so it is the most common detail to check when replacing one. For motors, a soft starter limits the inrush current at start and stop, while a variable speed drive controls the speed continuously and saves energy on pumps and fans that do not need full flow all the time.

Where Lovato products are used

In Oman and the GCC, Lovato components are built into motor control centres, pump and HVAC panels, capacitor banks for power factor correction, generator and ATS panels, and machine control panels for industry, water and buildings.

Ordering Lovato products: what we need

Send the full Lovato order code. For contactors and starters, confirm the coil or control voltage. For drives and soft starters, send the motor power, current and supply voltage. For power factor controllers, send the number of steps and the CT ratio.

Facts checked against Lovato Electric company profile brochures, October 2026.

FAQ

Questions about the Lovato FFL700DP Diesel Fire Pump Controller

Answers from our engineering team on installation, compatibility and integration.

01What type of pump does the FFL700DP control?
A diesel engine fire pump.
02Which standard is it built for?
EN 12845, as stated in the catalogue description.
03What supply does it need?
12/24VDC.
04Does it have a communication port?
Yes, built-in RS485.
05How many digital inputs does it have?
10.