Hubbell Mode MSH/MH, Model MSH/MH, Standard Equipment, Optional Equipment, Model MSH & MH

Model MSH & MH

Shipboard Electric

Water Heater

	Mode MSH/MH		Model MSH/MH
	Standard Equipment		Optional Equipment
Vessel Construction			Vessel
1.		All welded carbon steel vessel designed and built in	1A. Alternate protective lining:
		strict accordance with the ASME Code Section IV and		Phenolic epoxy resin.
		stamped, certified, and registered with the National Board	1B. Alternate vessel construction:
		of Boiler and Pressure Vessel Inspectors.
2.		All internal tank surfaces are lined with a minimum of 5/8"		Stainless Steel (Please specify Type: 304, 316 or 316L)
				90/10 Copper-Nickel, other.
		thick Hydrastone cement for superior protection and tank	1C. Alternate working pressure:
		longevity.
3.		Designed for 100psi working pressure and hydrostatically		Please specify
		tested at 150psi (1 1/2 times the WP).
	General		General
1.		Heavy duty 2" thick fiberglass blanket insulation covers
		the pressure vessel for maximum operating efficiency and	1.	Skid mounting on heavy duty all welded I Beam
2.		minimal standby heat loss.	2.	Type 304 stainless steel protective jacket,
		Heavy gauge galvanized steel protective jacket holds		please specify if painted.
		insulation in place and protected to ensure highly efficient	3.	Dual energy package provides operational flexibility
		operation.
3.		Integrally welded bulkhead attachment points.		for electric and (steam or boiler water) power.
				See page 8 for details.
4.		Entire vessel is supported on heavy duty integrally welded
5.		steel supports for sturdy deck mounting.
		Full five (5) year Non Pro-Rated tank warranty and one (1)
6.		year electrical component warranty.
		Bronze ASME/CSA rated combination temperature and
		pressure safety relief valve set at the vessel working
7.		pressure and 210ºF.
		ABS approved and in conformance with USCG
		regulations.
	Electrical Operating Controls		Electrical
1.		All electrical operating controls are factory sized,	1.	NEMA 4 watertight enclosure for outdoor/wet locations.
		selected, wired, tested, and mounted in a NEMA 1	2.	Explosion resistant enclosure for hazardous locations.
		enclosure to ensure safe and reliable operation.
2.		A power distribution block is supplied for single point		Please specify class, division, and group.
			3.	Built-in circuit breaker (with or without shunt trip) or a
		electrical installation.
3.		Power fuses rated at a maximum of 60 Amps protect		built-in non-fused On/Off disconnect switch.
			4.	Alternate element sheath material (Please specify:
		each heating element branch circuit per NEC and UL
		requirements. Each branch circuit has a maximum rating	5.	Incoloy, Stainless Steel, other).
4.		of 48 Amps.		Specialized heating element construction including:
		Heavy duty definite purpose magnetic contactor with		Special watt density rating, passivation, electropolishing,
		integrally mounted power fuse block assembly switches		hermetic seals or any other feature required to meet the
5.		power on/off to each branch circuit.	6.	needs of your application.
		Heavy duty removable flange type immersion heating		Factory installed low water cut out device to disengage
6.		element provides long service life.		electrically the heating element(s) in the event of
		Fully adjustable thermostat maintains accurate water	7.	insufficient water in the tank.
		temperature and is sized by the factory to control the		Dial thermometer and pressure gauge factory installed in
7.		appropriate number of heating element circuits.		the tank.
		A generously sized transformer provides fused 120V to	8.	Intra-tank circulation pump package with On/Off switch to
8.		the control circuit		continuously circulate water within the tank and thereby
		A fully adjustable (100-240 ºF) safety hi-limit device with		reduce stratification. All bronze circulator pump is rated
		manual reset interrupts power to the control circuit in the	9.	1/12 HP, 120V, 1 Ph.
9.		event of over-temperature water in the storage tank.		Status indicating lamp(s).
		Safety door interlock mechanism interrupts power to the	10.	Audible alarm system.
10.		control circuit upon opening the electrical control panel.	11.	Digital display electronic temperature controller. Please
		Louvers in the control panel allow for cooling of the
				specify with or without RS485 communication port for
		electrical components to ensure maximum electrical		remote operation of the temperature controller.
		component longevity (when required).
			12.	Additional ground connections
				3