BTU Capacity Chart

RATINGS CHART – ELECTRIC BOILERS
MONITRON
©Slant/Fin Corp. 2007
SLANT/FIN CORPORATION, Greenvale, NY 11548 • Phone: [phone]
FAX: [phone] • In Canada: Slant/Fin LTD/LTEE, Mississauga, Ontario
www.slantfin.com
®
Boiler
Model No.
SINGLE
PHASE
* KW at
240 VAC
SINGLE
PHASE
D.O.E
Capacity
*(Btu/hr) at
240 VAC
Neutral Lug
Size (AWG)
Solid
Cu ¶ AL
Stranded
Cu ¶ AL
SINGLE PHASE –– THREE WIRE
Main Lug
Size (AWG)
CU ¶ AL
Grounding
Lug Size
(AWG)
Cu
¶ AL
† ** Heater
Amps at
240 VAC
THREE PHASE –– FOUR WIRE 208 VAC WYE §
KW at
208 VAC
D.O.E
Capacity
(Btuh) at
208 VAC
Main Lug
Size (AWG)
CU ¶ AL
Grounding
Lug Size
(AWG)
Cu
¶ AL
† Heater
Amps at
208 VAC
EH8S 8 27000 14-12 12 6-2/0 14-4 6-4 33 ––– ––– ––– ––– ––– –––
EH10S 10 34000 14-12 12 6-2/0 14-4 6-4 42 ––– ––– ––– ––– ––– –––
EH12S 12 41000 14-12 12 6-2/0 14-4 6-4 50 9.012 31000 6-2/0 14-4 6-4 25.1
EH16S 16 55000 14-12 12 6-2/0 14-4 6-4 67 12.016 41000 6-2/0 14-4 6-4 ‡38.1
EH20S 20 68000 14-12 12 6-2/0 14-4 6-4 83 15.020 51000 6-2/0 14-4 6-4 ‡48
EH24S 24 82000 14-12 12 6/2/0 14-4 6-4 100 18.024 62000 6-2/0 14-4 6-4 ‡60
EH28S 28 96000 14-12 12 2-250 MCM 14-4 6-4 117 21.028 72000 6-2/0 14-4 6-4 ‡60
EH32S 32 109000 14-12 12 2-250 MCM 14-4 6-4 133 24.032 82000 6-2/0 14-4 6-4 ‡73
EH40S 40 137000 14-12 12 2-250 MCM 6-2/0 ––– 167 30.040 103000 6-2/0 14-4 6-4 ‡95.4
* Multiply by 0.751 for values at 208 volts AC.
** Multiply by 0.867 for values at 208 volts AC.
† For total current add, to the value shown in the table, the
current draw for circulator and/or zone valve transformer
(12 Amp. max.),
‡ Leg with the highest value of line current of an unbalanced
3 phase load.
¶ Aluminum conductors may be used, lug size, conduit size,
ampacity and all applicable codes permitting. However,
aluminum conductors may not be used for model EH-40
single phase.
§ 3 phase 240V special model also available.
Consult factory for information.