Steam Boilers – E130 and ES240
Specification
ES Models available up to 6000kg/h from and at 100oC
ELECTRICAL SUPPLY:
3 phase, 4 wire (voltage up to 690V and frequency 50/60Hz to be specified)
VESSEL:
Built to BS1894 and BS5500. Independently inspected by Allianz Cornhill Insurance – full certification is issued with completed boilers Standard Pressures: Working Pressure 10.3 barg (150 psig). Design Pressure 11.4 barg (165 psig). Higher pressures are available.
Insulation:
High density rockwool, covered by galvanized steel sheet.
Mechanical Connections:
BS4504 PN16, alternatives available at no extra cost.
ELECTRODES:
Cast iron, supported by high strength ceramic insulators.
CONTROLS:
Air circuit breaker fitted with overload protection. Boiler on-auto-off selector switch. Low pressure switch. High pressure switch. Intermediate pressure switch. Pump on-off switch. Load selection switch (10 to 100% of full load). Ammeter switch. Lamp test switch. Pressure modulating controller
Control Panel Indications:
Boiler circuit breaker closed. Boiler on. High pressure. Low pressure. Voltmeter. Ammeter – with selector switch for each phase.
Optional Controls:
Time Switch. Remote on/off selection. Remote indication of boiler on, pump tripped, boiler load, boiler pressure
FITTINGS AND MOUNTINGS:
Pressure gauge. Water level gauge with blowdown cock. Blowdown valve. Steam stop valve. Safety valve.
Optional Fittings:
Second safety valve, standby feedwater pump.
FEEDWATER Pump:
Multi-stage centrifugal pump. Pump is high pressure, heavy duty and fitted with TEFC motor. Pump is chassis mounted.
SKID BASE:
Welded from mild steel channel with a foundation hole at each corner.
LIFTING:
A lifting lug is fitted at each corner of the skid base. The top cover/electrode assembly is fitted with lifting lugs - see general arrangement drawing for clearance height required to lifting hook. Lifting equipment must be provided to enable the top cover/electrode assembly to be removed from the boiler vessel and lowered to the floor level