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®
00972
BK57 Blower, HK57
Heater, O/I-PCB and
WD57 Defroster Kits
for EH5700/EH5700L
Series Environmental
Enclosures
Installation/
Operation Manual
C1423M-D (10/03)
Pelco • 3500 Pelco Way • Clovis, CA 93612-5699 USA • www.pelco.com
In North America and Canada: Tel (800) 289-9100 • FAX (800) 289-9150
International Customers: Tel +1(559) 292-1981 • FAX +1(559) 348-1120
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CONTENTS Section Page 1.0 GENERAL ..................................................................................................3 1.1 IMPORTANT SAFEGUARDS AND WARNINGS ............................... 3 2.0 DESCRIPTION ..........................................................................................4 2.1 CERTIFICATIONS .............................................................................4 3.0 BLOWER KIT INSTALLATION ............................................................
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1.0 GENERAL 1.1 IMPORTANT SAFEGUARDS AND WARNINGS Prior to installation and use of this product, the following WARNINGS should be observed. 1. Installation and servicing should only be done by qualified service personnel and conform to all local codes. 2. Unless the unit is specifically marked as a NEMA Type 3, 3R, 3S, 4, 4X, 6, or 6P enclosure, it is designed for indoor use only and it must not be installed where exposed to rain and moisture. 3. Only use replacement parts recommended by Pelco
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2.0 DESCRIPTION The information in this manual covers the installation and operation of the following kits for the EH5700/EHS700L Series environmental enclosures: BK57-1 Blower kit, 120 VAC, 15 watts BK57-2 Blower kit, 24 VAC, 10 watts BK57-3 Blower kit, 230 VAC, 15 watts HK57-1 Heater kit, 120 VAC, 100 watts HK57-2 Heater kit, 24 VAC, 40 watts HK57-3 Heater kit, 230 VAC, 100 watts O/I-PCB Circuit board with thermostats WD57-1 Window defroster kit, 120 VAC, 30 watts WD57-2 Window defroster kit,
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3.0 BLOWER KIT INSTALLATION This section provides instructions for installing the BK57-1. BK57-2. and BK57-3 blower kits. For the following instructions, refer to Figure 1. Table B lists the parts shown in Figure 1. 1. Turn off power to the enclosure. 2. Unlatch and raise the enclosure lid. The gas spring will hold the lid in place when it is fully opened. NOTE: If you are using your enclo- 3. Remove the camera and sled. sure in a marine or high-moisture 4. Remove the vent grill inside the encl
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Table A. 24 VAC Wiring Distances The following are the recommended maximum distances for 24 VAC applications and are calculated with a 10-percent voltage drop. (Ten percent is generally the maximum allowable voltage drop for AC-powered devices.) EXAMPLE: An enclosure that re- Wire Gauge quires 80 vA and is installed 35 feet 20 18 16 14 12 10 (10 m) from the transformer would 10 283 451 716 1142 1811 2880 require a minimum wire gauge of 20 (86) (137) (218) (348) (551) (877) Awg. 20 141
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11. Thermostatically Controlled Operation Only (O/I-PCB Installed) - If the circuit board for thermostatic control of the fan already is installed, complete the installation as follows: a. Remove the plastic power supply barrier cover from the circuit board. b. Connect the plug from the fan into the FAN socket on the circuit board. c. Replace the plastic power supply barrier cover. d. Reinstall the camera and sled. e. Close the enclosure lid. f. The fans in the BK57-1 and BK57-3 blower kits use
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8 B 11 12 C 9 E 10 B C B A B A C J TO FAN 3 RED K 22 GA. (1 FT.) B BLACK 22 GA. (1 FT.) TO CIRCUIT BOARD 2 00968 1 Figure 1. Exploded Assembly Diagram for Blower Table B. Exploded Assembly Parts List for Blower Item Qty Description Part Number 11 Vent Grill, Beige 57004105COMP 1Vent Grill, Gray 57004005COMP 22 Foam Filter EH550010045 31 24 VDC Fan Rectifier (for -2 model only) PCB9000277ASSY 4-7 Not Used 81 Fan Wire Cord with Plug (-1, -3 models only) WIR432000 91 Fan Tube, 230 VAC ED210015 1
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4.0 HEATER KIT INSTALLATION This section provides instructions for installing the HK57-1, HK57-2, and HK57-3 heater kits. For the following instructions, refer to Figure 2. Table C lists the pans shown in Figure 2. 1. Turn off power to the enclosure. 2. Unlatch and raise the enclosure lid. The gas spring will hold the lid in place when it is fully opened. 3. Remove the camera and sled. 4. Install the heater assembly in the front of the enclosure with the hardware that is supplied: a. Attach the
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00965 Figure 2. Exploded Assembly Diagram for Heaters Table C. Exploded Assembly Parts List for Heaters Item Qty Description Part Number 11 Bracket/Heat sink 57004020COMP 22 Heater, 230 VAC HTR40220 2 Heater, 24 VAC HTR20024 2 Heater, 120 VAC HTR50120 31 Connector CON1-480424-0 A2 Spacer, .500" Length SPA8423 B4 Internal Tooth Lock Washer, #4 ZH4LWSIS C4 Screw 4-40 x 1/4", Pan Head, Phillips ZH4-40X.250SPP D Not Used E2 Screw, 6-32 x 1/4", Pan Head, Phillips ZH6-32X.250SPP F2 Internal Star Was
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5.0 DEFROSTER KIT INSTALLATION This section provides instructions for installing the WD57-1, WD57-2, and WD57-3 defroster kits. For the following instructions, refer to Figure 3. Table D lists the parts shown in Figure 3. 1. Turn off power to the enclosure. 2. Unlatch and raise the enclosure lid. The gas spring will hold the lid in Place when it is fully opened. 3. Remove the camera and sled. 4. If a heater is installed, remove the two screws and washers that hold the heater bracket to the bott
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1 2 TO CIRCUIT BOARD 00969 Figure 3. Exploded Assembly Diagram for Defroster Table D. Exploded Assembly Parts List for Defroster Item Qty Description Part Number 11 Window Defroster, 120 VAC 570010003 1Window Defroster, 24 VAC 570010006 1Window Defroster, 230 VAC 570010005 21 Connector Plug CON1-480318-0 12 Pelco Manual C1423M-D (10/03)
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6.0 CIRCUIT BOARD KIT INSTALLATION This section provides instructions for installing the O/I-PCB circuit board kit. For the following instructions, refer to Figure 4. Table E lists the parts shown in Figure 4. 1. Install the circuit board kit (O/I-PCB): a. Remove the mounting bracket from the circuit board. It is not required. b. Install two 4-40 x 1/4-inch screws, washers, and grounding clips (items B, C, and D) in the circuit board. Bend the tabs of the grounding clips into a “U” shape so tha
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00966 Figure 4. Exploded Assembly Diagram for Circuit Board Table E. Exploded Assembly Parts List for Circuit Board Item Qty Description Part Number 1 Not Used 2 Not Used 3 Not Used 41 Power Supply Barrier Cover EH470010019 52 Power Supply Barrier EH47004029COMP 61 Circuit Board PCB9000276ASSY 71 Circuit Board Insulator EH450010256 A Not Used B2 Internal Tooth Lock Washer, #4 ZH4LWSIS C2 Screw 4-40 x 1/4", Pan Head. Phillips ZH4-40X.250SPP D2 Grounding Clip 570010004 14 Pelco Manual C1423M-D (
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8. Refer to Figure 5 and connect the camera’s power input to the circuit board. WARNING: Camera damage possible. You When the power requirements are the same, there are two ways to connect can damage your camera power: if you connect it to the wrong connector. (1) A three-pin plug is supplied as loose equipment. Connect the wires from the plug to the camera as follows: If your camera will use the same Brown - AC HI power as the enclosure, plug the Blue - AC NT Green - Ground camera into the CAM
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Figure 5. Input Wiring Diagram 16 Pelco Manual C1423M-D (10/03) 00967
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7.0 OPERATION If your enclosure has a thermostatically controlled blower, the thermostat is set to turn the fan on between 77° and 93°F (25° and 34° C) and to turn the fan off be- tween 62° and 78° F (17° and 26° C) If your enclosure has thermostatically controlled heaters or defroster, the thermo- stat is set to turn them on between 42° and 58° F (6° and 14° C) and to turn them off between 72° and 88° F (22° and 31° C) If your enclosure has a blower that is not thermostatically controlled, it
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Figure 6. Wiring Diagram for Optional Circuit Board (O/I-PCB) 18 Pelco Manual C1423M-D (10/03) 00970
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Figure 7. Circuit Board Component Locations 00971 Figure 8. Circuit Board Layout of Traces Pelco Manual C1423M-D (10/03) 19
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9.0 WARRANTY AND RETURN INFORMATION WARRANTY Pelco will repair or replace, without charge, any merchandise proved defective in material or workmanship for a period of one year after the date of shipment. Exceptions to this warranty are as noted below: • Five years on FT/FR8000 Series fiber optic products. ® • Three years on Genex Series products (multiplexers, server, and keyboard). ® • Three years on Camclosure and fixed camera models, except the CC3701H-2, CC3701H-2X, CC3751H-2, CC3651H-2X, M
