Berko 2500 User Manual
470 Beauty Spot Rd. E, Bennettsville, SC 29512
JOB NAME:
LOCATION:
ARCHITECT:
ENGINEER:
CONTRACTOR:
SUBMITTED BY:
2500 SERIES - CONVECTOR BASEBOARD HEATERS
SUBMITTAL SHEET
2500 Series
CONVECTOR
BASEBOARD HEATERS
CAPACITIES
376 TO 2500 W
145, or 250 Watts/ft.
2', 2’6”, 3, 4, 5, 6 or 8’ lengths
1 phase only
DATE:
ITEM QTY. NUMBER TAG LENGTH WATTS VOLTS Ø AMPS AVAILABLE CONTROLS
CATALOG PHASE
ACCESSORIES
ITEM
QTY.
CAT. NO. TAG DESCRIPTION
AND
CONTROLS
SUBMITTED BY: DATE
ZSS-QMKWA
APPROVED BY: DATE
(11-13) www.qmarkmep.com
70 Beauty Spot Rd. E, Bennettsville, SC 29512
6-3/4"
2-7/8"
FRONT
BOTTOM
SIDE
Length Varies
6-3/4"
4
DIMENSIONS
2500 SERIES
WIRING COMPARTMENTS
DIMENSIONS
Unit length varies
with model.
See Selection Chart.
SELECTION CHART
NAVAJO NORTHERN WT.
HITE WHITE VOLTS WATTS LENGTH (LBS.)
W
2542W
25426W
2543W
2544W
545W
2
2546W
2548W
25408W
2512W
5126W
2
2513W
2514W
2515W
2516W
2502W
25026W
2503W
2504W
2505W
2506W
2508W
25008W
2572W
25726W
2573W
2574W
2575W
2576W
2578W
25708W
High Altitude Baseboard Heater (Above 7500) add suffix “H” to catalog number.
2542NW
5426NW
2
2543NW
2544NW
2545NW
546NW
2
2548NW
25408NW
512NW
2
25126NW
2513NW
2514NW
515NW
2
2516NW
2502NW
25026NW
2503NW
2504NW
2505NW
2506NW
2508NW
25008NW
2572NW
25726NW
2573NW
2574NW
2575NW
2576NW
2578NW
25708NW
240/208
240/208
40/208
2
240/208
240/208
40/208
2
240/208
240/208
120
20
1
120
120
20
1
120
208
208
208
208
208
208
208
208
277/240/208
277/240/208
277/240/208
277/240/208
277/240/208
277/240/208
277/240/208
277/240/208
400/300
00/376
5
750/564
1000/752
1250/940
500/1128
1
2000/1504
500/1880
2
400
500
7
1000
1250
1500
400
500
750
1000
1250
1500
2000
2500
400/300/225
500/376/282
750/564/423
1000/752/564
1250/940/705
1500/1128/846
2000/1504/1128
2500/1880/1410
ll knockouts are 7/8 inch diameter for 1/2 inch conduit.
A
ACCESSORIES AND CONTROLS
CATALOG SHIP
UMBER DESCRIPTION WT.
N
A1AW SP Thermostat, rated 1
T
2’
2’6”
3
4’
5’
6
8’
8’
2’
’6”
50
2
3’
4’
5
6’
2’
2’6”
3’
4’
5’
6’
8’
8’
2’
2’6”
3’
4’
5’
6’
8’
8’
5.2
6.3
’
7.5
0.0
1
11.5
’
14.0
8.5
1
18.5
.2
5
6.3
7.5
0.0
1
’
11.5
14.0
5.2
6.3
7.5
10.0
11.5
14.0
18.5
18.5
5.2
6.3
7.5
10.0
11.5
14.0
18.5
18.5
TA1TPAW Tamper resistant version 1
TA2AW DP Thermostat, rated 1
TA2TPAW Tamper resistant version 1
HCA2415/20W 240V Load Transfer 1
HCA1215/20W 120V Load Transfer 1
RSA1224 120V/24V Transformer 1
RSA2024 208V/24V Transformer 1
RSA2424 240V/24V Transformer 1
RSA2724 277V/24V Transformer 1
RA1W 120V Duplex Receptacle 1
DSW2W Double Pole Disconnect 1
PR24 Single Pole Power Relay,
PR120 Same as above except 1
ICAW Inside Corner 1
RA1COMPW Duplex Receptacle Cover 1
Filler Sections
CATALOG NO. DESCRIPTION SHIP
FS12 1 Foot Filler Section 2
FS24 2 Foot Filler Section 4
FS36 3 Foot Filler Section 6
FS48 4 Foot Filler Section 8
FSJ2 2 inch Joiner Strip 1/2
High Altitude Baseboard Heater (mounted above 7500 ft. ),
add suffix "H" to catalog number.
NOTE: Eight foot length baseboards must be ordered in multiples of
two pieces for shipment.
2A @ 120-277V
2
f above.
o
22A @ 120-277V
of above.
Switch, 20A
Switch, 20A
Relay, 25A
Relay, 25A
Relay, 25A
Relay, 22A
Switch – rated 20A @
120-277V
24V Control rated 30A @ 1
120-240V, 23A @ 277V.
120V Control.
only – carton of 10
WT. (lbs)
ARCHITECT’S & ENGINEER’S SPECIFICATIONS*
Furnish and install where indicated on plans, electric 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 .024 inch
steel with minimum .035 inch steel control boxes. Junction box
enclosure to have provisions for incoming and outgoing cable with
cable clamp for restraining without additional hardware. Ground wire
pigtail provided in each junction box for grounding.
FRONT COVER: The front cover shall be fabricated of minimum
0.26 inch pre-painted steel.
HEATING ELEMENT: The heating element wire shall consist of
80% nickel, 20% chromium, and shall be encased in steel sheath to
assure long and trouble free life. Aluminum fins shall be so designed
as to block sheath radiation to front and back of heater body and
pressure bonded to the steel sheath.
INSTALLATION: Heaters shall be designed to permit use of supply
conductors with 60°C insulation.
GENERAL: Navajo White or Northern White durable textured
polyester powder coat finish
for corroison resistance. 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 6-3/4 inches and a depth of 2-7/8 inches. Heaters shall
have cULus approval for mounting on any floor surface including
carpeting.
* QMark reserves the right to change specifications without prior notice.
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