Fire Fighting System

Description

What’s in the set

• Main pump: end suction (EH) or horizontal split case (ES)
• Diesel engine driven pump and/or electric motor driven pump
• Jockey pump to hold system pressure
• Fire pump control panel and electrical control panel
• Skid mounting on common or separate skids
• Intake and delivery headers with all necessary instrumentation

Key features

• Meets the NFPA 20 standard for stationary fire pumps
• Full range of pressure and capacity options
• Pressure switches and gauges beside the control panel for easy reading
• Control panel designed to protect electrical equipment
• Pre-wired and factory tested for smooth commissioning
• Valves and test points comply with Fire and Water Authority requirements
• Custom built to your specification, with shorter delivery times
• Countrywide start-up and fast spare parts support

Drive options

Code	Configuration
EDJ	Electric + diesel + jockey pump
DJ	Diesel + jockey pump
EJ	Electric + jockey pump

Model code: NKR-[pump type]-[drive]-[USGPM]-[metres]. Example: NKR-EH-EDJ-750-80 = end suction, electric + diesel + jockey, 750 USGPM, 80 m.

Standard fire pump sets

Flow (USGPM)	Pump type	Pressure range (bar)	Motor (kW)	Engine (kW)
500	End suction (EH)	6 to 12	37 to 90	44 to 90
750	End suction (EH)	6 to 12	37 to 110	44 to 125
1,000	End suction (EH)	6 to 12	55 to 132	63 to 150
1,250	Split case (ES)	8 to 12	110 to 200	125 to 200
1,500	Split case (ES)	8 to 12	110 to 200	125 to 200
2,000	Split case (ES)	8 to 12	160 to 250	175 to 258

Smaller 250 USGPM sets are also available. Full model-by-model data and dimension sheets are in the fire pump brochure. [Link the brochure PDF here.]

Main pump data

Item	End suction (EH)	Split case (ES)
Max flow	1,500 m³/h	4,500 USGPM
Max head	160 m	15 bar
Working pressure	1.6 to 2.4 MPa	1.6 MPa (2.5 MPa on request)
Design	ISO 2858, back pull-out	Single stage, double suction

Controllers

• Electric motor controller: NFPA 20, direct or star-delta starting, automatic and manual control, sequence starting, minimum run timer, weekly test timer on request
• Diesel engine controller: NFPA 20, built-in battery chargers, automatic and manual control, sequence starting, pressure recorder and weekly timer on request
• Jockey pump control: NFPA 20, direct start, overload relay and pressure switch included

Jockey pumps: NKR DL vertical multistage, 5 to 25 GPM at 7 to 13 bar.

Applications

Commercial buildings · Factories and industrial plants · Warehouses · Any site that needs a fire protection water supply