Submittal Sheet

HBB SERIES
470 Beauty Spot Rd. E, Bennettsville, SC 29512
ARCHITECT’S & ENGINEER’S SPECIFICATIONS*
Furnish and install where indicated on plans, electric
hydronic baseboard heaters, suitable for continuous
operation as manufactured by QMark, A Marley Engineered
Products Brand, Bennettsville, SC. Heaters shall be cULus
listed.
ENCLOSURE: The heaters shall be fabricated of minimum
.032 inch pre-painted steel with minimum .040 inch electro-
galvanized steel control boxes. Support brackets shall be 18
ga.
FRONT COVER: The front cover shall be fabricated of
minimum .032 pre-painted steel.
HEATING ELEMENT: The heating element wire shall consist
of 80% nickel, 20% chromium, and shall be immersed in a
heat-transfer liquid and sealed in a heater length copper
tube.. Aluminum fins shall be so designed as to block sheath
radiation to front and back of heater body and pressure
bonded to steel sheath.
INSTALLATION: Heaters shall be designed to permit use of
supply conductors with 60°C insulation.
GENERAL: Linear thermal cut-out shall be factory installed
to automatically shut off heater in event of overheating and
reactivate heater when temperatures return to normal. The
complete heater shall have a height of 8 3/8 inches and a
depth of 2 15/16 inches. Heaters shall have cULus approval
for mounting on any floor surface including carpeting. The
heater shall have a polyester powder coat finish for corrosion
resistance.
* QMark reserves the right to change specifications without prior notice.
WIRING COMPARTMENTS
DIMENSIONS
Unit length varies
w
ith model.
See Selection Chart.
2
-7/16
”
7/8” DIA.
KNOCKOUT
5-1/4”
5/8” DIA. HOLE
1
-7/16”
1/2”
1
-1/2”
8”
8-3/8”
C
ONTROL
S
ECTION
2
-15/16”
6
-1/4”
8-3/8”
2-3/8”
L
ength Varies with Model.
See Selection Chart.
SELECTION CHART
CATALOG APPROX. LENGTH SHIP WT.
NUMBER VOLTS WATTS BTU/HR AMPS HTG. AREA (IN.) (LBS.)
HBB500 120 500 1706 4.2
HBB508 208 500 1706 2.4 60S.F. 28 10
HBB504 240/208 500/375 1706/1280 2.1/1.8
HBB750 120 750 2560 6.3
HBB758 208 750 2560 3.6 95 S.F. 34 12
HBB754 240/208 750/563 2560/1921 3.1/2.7
HBB1000 120 1000 3413 8.3
HBB1008 208 1000 3413 4.8 125 S.F. 46 15
HBB1004 240/208 1000/750 3413/2560 4.2/3.6
HBB1250 120 1250 4265 10.4
HBB1258 208 1250 4265 6.0 155 S.F. 58 19
HBB1254 240/208 1250/938 4265/3200 5.2/4.5
HBB1500 120 1500 5120 12.5
HBB1508 208 1500 5120 7.2 185 S.F. 70 22
HBB1504 240/208 1500/1125 5120/3839 6.3/5.4
HBB2008 208 2000 6826 9.6
HBB2004 240/208 2000/1500 6826/5120 8.3/7.2 250 S.F. 94 30
CATALOG NO. DESCRIPTION
HBBT1* 22Amp @ 120-240VAC 18Amp @ 277VAC Single
Pole Thermostat Snap Action Type. Field Installed in
Junction Box.
HBBT2* 22Amp @ 120-240VAC 18Amp @ 277VAC Double
Pole Thermostat Snap Action Type. Field Installed in
Junction Box.
HBBT1TP* Same As Model HBBT1 Except Tamperproof.
HBBT2TP* Same As Model HBBT2 Except Tamperproof.
HBBAC Air Conditioner Outlet Section. 20Amp @
208-240VAC.
HBBDR Duplex Receptacle Section. 15Amp@ 120VAC.
HBBWS 8” Blank Wiring Section.
HBBDSDR120 2 Pole disconnect switch and 120V receptacle.
* Installs in junction box.
CATALOG NO. DESCRIPTION
HBBLVRO Low Voltage Relay Control Section 25A @ 120VAC.
HBBLVR8 Low Voltage Relay Control Section 25A @ 208VAC.
HBBLVR4 Low Voltage Relay Control Section 25A @ 240VAC.
HBBCDS2 Two Pole Disconnect Switch Section.
Control Section 8” in length.
CATALOG NO. DESCRIPTION
CBDCIC Inside Corner Section
CBDCOC Outside Corner Section
CBDBS2 2 Ft. Blank Section
CBDBS3 3 Ft. Blank Section
CBDBS4 4 Ft. Blank Section
CBDBS5 5 Ft. Blank Section
CBDBS6 6 Ft. Blank Section
CBDBS8 8 Ft. Blank Section