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Burnham BH - page 1
8144A001R4-2/07 D N A G N I T A R E P O , N O I T A L L A T S N I R O F S N O I T C U R T S N I E C I V R E S H B ™ V B D N A ™ S R E T A E H T I N U R E T A W T O H R O M A E T S R O F g n i k e e s n e h W . r o t c a r t n o c g n i t a e h r u o y l l a c , r e t a e h o t s r i a p e r r o e c i v r e s r o F g n i t a R n o n w o h s s a ...
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Burnham BH - page 2
2 I. PRECAUTIONS - IMPOR T ANT INFORMA TION .................................................3 II. GENERAL INFORMA TION A. Installation Limitations ..............................................................................................4 B. Inspection on Arrival ................................................................................. ...
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Burnham BH - page 3
3 I. IMPORT ANT INFORMA TION - READ CAREFULL Y BEFORE INST ALLA TION The following terms are used throughout this manual to bring attention to the presence of hazards of various risk levels, or to important information concerning product life. E C I T O N . l a u n a m s i h t f o k c a b e h t n o d e t n i r p s i h c i h w f o y p o c a , y t n ...
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Burnham BH - page 4
4 A. SPECIAL PRECAUTIONS 1. Disconnect power supply before making wiring connections to prevent electrical shock and equipment damage. All units must be wired strictly in accordance with wiring diagram furnished with unit. 2. Units should not be installed in atmospheres where corrosive fumes or sprays are present. 3. Units must not be installed in ...
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Burnham BH - page 5
5 V ertical Delivery Units, Model BV Series Models BV -42 through BV -161 have 4 tapped holes (1/2”-13) on the top surface for unit suspension. Suspension can be made with threaded rods, pipes, or ceiling hanger brackets. Models BV -193 through BV -610 have angle-iron frame mounting brackets for heavy-duty installation with applicable hardware. C ...
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Burnham BH - page 6
6 Figure 3: 1 15V / 60Hz / 1PH Wiring Schematic ...
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Burnham BH - page 7
7 e p y T l a t n o z i r o H e p y T l a c i t r e V l e d o M r e b m u N . t F - t h g i e H l e d o M r e b m u N r o t c e l f e D o N t e J - e n o C e n o c n u r T y a W - e n O s r e v u o L y a W - o w T s r e v u o L e n o C - 3 t a t s o m e n A e n o C - 4 t a t s o m e n A . t F - t h g i e H . t F - t h g i e H . t F - t h g i e H . ...
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Burnham BH - page 8
8 I V . OPERATION A. PRIOR TO OPERATION 1. Check all electrical connections to assure they are secure. 2. Check rigidity of unit mounting. T ighten all fasteners, if necessary . 3. Inspect piping, strainers, traps, fi ttings, etc. B. INITIAL START-UP 1. Set thermostat to lowest position. 2. T urn on power supply to unit. 3. Open return gate valve, ...
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Burnham BH - page 9
9 A. INSPECT REGULARLY Under average conditions, it is recommended that unit heaters be inspected before every heating season — more often in locations where air is contaminated with corrosive fumes, dust, soot or oil spray . Check for dirty , clogged coils, excessive vibration and loose connections. Inspect piping, strainers, traps, fi ttings, ...
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Burnham BH - page 10
10 V I. APPLICA TION GUIDELINES A . GENERAL GUIDELINES 1. The fi rst step in the design of a job is typically to determine the heat loss. Refer to ASHRAE and others for publications on the basic methodology used in calculating the building or area’ s heat loss. Special attention should be paid to the building type (architecturally) and applicati ...
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Burnham BH - page 11
11 T able 3: Steam Performance Data -- High Motor Speed Performance Data at Standard Conditions of 2 lb. Steam and 60°F Entering Air T able 4: Steam Performance Data -- Reduced Motor Speed Performance Data at Standard Conditions of 2 lb. Steam and 60°F Entering Air B. STEAM PERFORMANCE DA T A l e d o M e p y T l e d o M r e b m u N . r H / U T B ...
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Burnham BH - page 12
12 C. SELECTION PROCEDURE - STEAM APPLICATION Example 1: GIVEN DESIGN CONDITIONS: Unit Heater Model: BH-63 Steam Pressure: 10 lb Entering Air T emperature: 70°F APPLICATION PROCEDURE: : y t i c a p a C . 1 u t B A u t B = S r o t c a F y t i c a p a C g n i t a e H x = 6 0 . 1 x 0 0 0 , 3 6 = r h / u t B 0 8 7 , 6 6 s i 3 6 - H B n a f o y ...
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Burnham BH - page 13
13 D. STEAM CALCULATION FORMULAS 1. Refer to T able 5: a. T o determine the heating capacity (Btu/hr) of a unit heater at a steam pressure and/or entering air temperature other than standard conditions of 2 lb. Steam and 60°F entering air temperature. b. T o fi nd actual unit heater capacity when operating at non-standard (actual) conditions: Btu ...
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Burnham BH - page 14
14 E. STEAM CORRECTION FACTORS T able 5: Steam Heating Capacity Conversion Factors t i n U r e t a e H s e p y T g n i r e t n E . p m e T r i A ) F ° ( ) G I S P ( E R U S S E R P M A E T S 0 2 5 0 1 5 1 0 2 0 3 0 4 0 5 0 6 0 7 5 7 0 8 0 9 0 0 1 5 2 1 0 5 1 0 1 -4 5 . 19 5 . 14 6 . 13 7 . 10 8 . 16 8 . 17 9 . 16 0 . 23 1 . 20 2 . 26 2 . 28 2 . 21 ...
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Burnham BH - page 15
15 T able 6: Air T emperature Rise Conversion Factors ) G I S P ( e r u s s e r P m a e t S 25 0 15 10 20 30 40 50 60 70 80 90 0 15 2 10 5 15 7 1 r o t c a F n o i t c e r r o C 0 0 . 17 9 . 04 9 . 02 9 . 09 8 . 06 8 . 04 8 . 02 8 . 00 8 . 09 7 . 07 7 . 06 7 . 05 7 . 04 7 . 02 7 . 01 7 . 0 T able 7: Steam Unit Heater Mounting Height Correction Fact ...
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Burnham BH - page 16
16 T able 8: Properties of Steam e g u a G e r u s s e r P ) G I S P ( p m e T ) F ° ( t a e H t n e t a L ) . b l / u t B ( e g u a G e r u s s e r P ) G I S P ( p m e T ) F ° ( t a e H t n e t a L ) . b l / u t B ( e g u a G e r u s s e r P ) G I S P ( p m e T ) F ° ( t a e H t n e t a L ) . b l / u t B ( e g u a G e r u s s e r P ) G I S P ( ...
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Burnham BH - page 17
17 T able 10: Hot Water Performance Data -- Reduced Motor Speed T able 9: Hot Water Performance Data -- High Motor Speed F. HOT WATER PERFORMANCE DATA (at Standard Conditiions of 200°F Entering W ater , 60°F Entering Air and 20°F W ater T emperature Drop) l e d o M e p y T l e d o M r e b m u N . r H / U T B A T A D R E T A W A T A D R I A M P G ...
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Burnham BH - page 18
18 G. SELECTION PROCEDURE - HOT WATER APPLICATION : y t i c a p a C . 1 u t B A u t B = S r o t c a F y t i c a p a C g n i t a e H x = 2 7 2 . 1 x 0 0 3 , 4 4 = r h / u t B 0 5 3 , 6 5 s i 9 5 - V B n a f o y t i c a p a c d r a d n a t s e h T 0 0 3 , 4 4 . 9 e l b a T m o r f r h / u t B r o t c a f n o i s r e v n o c y t i c a p a c g ...
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Burnham BH - page 19
19 H. HOT WATER CALCULATION FORMULAS 1. Refer to T able 1 1: a. T o determine the heating capacity (Btu/hr) of a unit heater at a water temperature and/or entering air temperature other than standard conditions of 200°F entering water temperature, 60°F entering air temperature. b. T o fi nd actual unit heater capacity when operating at non-stand ...
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Burnham BH - page 20
20 r i A g n i r e t n E ) F ° ( . p m e T ) F ° ( E R U T A R E P M E T R I A G N I R E T N E 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 0 1 0 0 1 9 6 7 . 03 8 6 . 09 9 5 . 08 1 5 . 09 3 4 . 01 6 3 . 06 8 2 . 02 1 2 . 00 4 1 . 09 6 0 . 00 0 0 . 0 0 1 1 6 4 8 . 09 5 7 . 04 7 6 . 02 9 5 . 02 1 5 . 04 3 4 . 07 5 3 . 03 8 2 . 00 1 2 . 08 3 1 . 08 6 0 . ...
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Burnham BH - page 21
21 VII. OPTIONS, ACCESSORIES AND CONTROL SEQUENCES A. FIELD INSTALLED OPTIONS FOR HORIZONTAL AND VERTICAL MODELS . o N t r a P n o i t p i r c s e D P O - 9 0 7 Bt a t s o m r e h T . V 7 7 2 / V 5 2 1 @ A 2 2 F ° 0 9 o t F ° 0 5 e g n a R t a t s o m r e h T g n i t a e H e g a t l o V e n i L P O - 0 1 7 B f o o r P - n o i s o l p x E t a t s ...
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Burnham BH - page 22
22 D. FIELD INST ALLED OPTIONS FOR VER TICAL MODELS ONL Y t e J - e n o C d e n e d a o r b a o t m a e r t s y t i c o l e v h g i h t c e r i d a m o r f d e t s u j d a e b o t r i a d e g r a h c s i d s ' t i n u e h t s w o l l a t e j - e n o c e h T . a e r a r e g r a l a r e v o c n a c t a h t m a e r t s o N t r a P n o i t p i r c ...
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Burnham BH - page 23
23 T able 15: V ertical Air Outlet Accessory Dimensions* t e J e n o C e n o c n u r T s r e v u o L t a t s o m e n A e n o C - 3 t a t s o m e n A e n o C - 4 l e d o M L T M X P Z N A A N E E 9 5 - V B / 2 4 - V B 2 / 1 - 6 2 / 1 - 6 1 0 1 5 2 2 / 1 - 6 2 / 1 - 6 1 2 / 1 - 2 1 2 / 1 - 2 2 4 1 5 2 5 9 - V B / 8 7 - V B 2 / 1 - 6 2 / 1 - 8 1 0 1 5 ...
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Burnham BH - page 24
24 No De fl ector Anemo- Lou- T runcone Cone-Jet T able 16: V ertical Air Outlet Accessory Maximum Height and Spread 123 l e d o M t e J e n o C e n o c n u r T y a W - e n O s r e v u o L y a W - o w T s r e v u o L e n o C - 3 t a t s o m e n A e n o C - 4 t a t s o m e n A d r a d n a t S d r a d n a t S d r a d n a t S d r a d n a t S d r a d ...
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Burnham BH - page 25
25 VIII. DIMENSIONAL DATA T able 17: Model BH Dimensions l e d o M A B C D E F G H * H T P N e l a M s n o i t c e n n o C n a F r e t e m a i D . x o r p p A p i h S t h g i e W 8 1 - H B 4 / 3 - 4 1 4 / 3 - 6 1 6 1 / 7 - 7 2 / 1 - 4 4 / 3 - 2 1 8 / 1 - 4 6 1 / 9 - 5 0 1 A / N 4 / 3 9 8 1 4 2 - H B 4 / 3 - 4 1 4 / 3 - 6 1 6 1 / 7 - 7 2 / 1 - 4 4 / ...
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Burnham BH - page 26
26 B. BV DIMENSIONAL DA T A l e d o M A B C D E F G H I T P N e l a M s n o i t c e n n o C n a F r e t e m a i D . x o r p p A p i h S t h g i e W 9 5 - V B / 2 4 - V B 3 2 8 / 3 - 6 2 1 2 1 8 / 1 - 3 5 1 4 / 3 - 2 8 / 7 - 1 4 / 1 - 3 2 / 1 - 1 4 / 3 - 3 1 2 5 5 9 - V B / 8 7 - V B 5 2 8 / 3 - 6 3 1 3 1 8 / 1 - 3 7 1 4 / 3 - 2 8 / 7 - 1 4 / 1 - 3 ...
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Burnham BH - page 27
27 IX. MOTOR DATA A T A D R O T O M R E T A E H T I N U Y R E V I L E D R I A L A T N O Z I R O H a t a D r o t o M e p y T r o t o M d n a e g a t l o V 1 / 0 6 / 5 1 1 1 / 0 6 / 0 3 2 3 / 0 6 / 0 6 4 / 0 3 2 1 / 0 6 / 0 3 2 - 8 0 2 / 5 1 1 d a o l r e v O l a m r e h T / w d e s o l c n E y l l a t o T d e s o l c n E y l l a t o T f o o r P n o ...
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Burnham BH - page 28
Limited Warranty – Except as provided b elow with re s pect to prod u ct s or p a rt s not m a n u f a ct u red b y U. S . Boiler™ Comp a ny, Inc. U. S . Boiler Comp a ny, Inc. w a rr a nt s to the origin a l owner a t the origin a l in s t a ll a tion s ite th a t prod u ct s m a n u f a ct u red b y U. S . Boiler Comp a ny, Inc. comply, a t t ...
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