mr
.
steamsteambaths
®
Installation, Operation & Maintenance Manual
8
Electrical
All electrical wiring to be installed by a qualified licensed electrician in accordance with National
ElectrIcal Code and local electrical code.
Power Wiring-See “Field Power Wiring” Diagrams (Page 9)
1.
Check power voltage. Use 240V rated unit when supply is greater than 208V. (Most homes have
240V, 1PH service). Use 208V rated unit for 208V power.
2.
Use minimum 90˚ C/300V rated insulated copper conductors only, sized in accordance with National
Electrical Code and local electrical code for the Amps in Ampere Chart.
3.
Connect suitably sized equipment grounding wire to ground terminal provided.
4.
Install a separate circuit breaker between supply and unit. Provide a power supply disconnect with-
in sight of the steam generator or one that is capable of being locked in the open position.
5.
For single phase units, use two-wire supply source and equipment grounding wire.
Neutral (white) wire is not required.
AMPERE CHART
_____________________________________________________________________________________________________
MODEL NO. MAXIMUM ROOM KW VOLTS AMPS WIRE SIZE
VOLUME, CU. FT.* 1 PH
†
(AWG)
_____________________________________________________________________________________________________
MS-65T 65 4.5 208 22 10
240 19 12
_____________________________________________________________________________________________________
MS-90T 100 5.0 208 24 10
240 21 10
_____________________________________________________________________________________________________
MS-150T 175 6.0 208 29 10
240 25 10
_____________________________________________________________________________________________________
MS-225T 250 7.5 208 36 8
240 32 8
_____________________________________________________________________________________________________
MS-300T 325 8.5 208 41 8
240 36 8
_____________________________________________________________________________________________________
MS-400T 375 9.0 208 44 8
240 38 8
_____________________________________________________________________________________________________
MS-Super 1T 475 10.0 208 48 8
240 42 8
_____________________________________________________________________________________________________
MS-Super 2T 575 12.0 208 58 6
240 50 8
_____________________________________________________________________________________________________
MS-Super 3T 675 15.0 208 72 6
240 63 6
_____________________________________________________________________________________________________
MS-Super 4T** 875 20 208 2 x 48 8
240 2 x 42 8
_____________________________________________________________________________________________________
MS-Super 5T** 1075 24 208 2 x 58 6
240 2 x 50 8
_____________________________________________________________________________________________________
MS-Super 6T** 1275 30 208 2 x 72 6
240 2 x 63 6
_____________________________________________________________________________________________________
*See page 17 for room sizing.
**
MS
Super 4T includes (2) MS
Super 1T units
MS
Super 5T includes (2) MS
Super 2T units
MS
Super 6T includes (2) MS
Super 3T units
†
All specifications shown are for 208V and 240V, single phase.
Consult f
actor
y f
or other voltag
e specifications.
________________________________________
Provide a power supply disconnect within sight of the
steam generator or one that is capable of being
lock
ed in the open position as permitted b
y code
.