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4. BLOWER PACKS (BOBP, RMBP)
WARNING
STEAM DISTRIBUTOR ON THE BUILT-ON AND REMOTE MOUNTED BLOWER
PACKS HAVE A HOT SURFACE THAT COULD RESULT IN BURNS IF
TOUCHED. NORTEC RECOMMENDS MOUNTING AT LEAST 8 FEET ABOVE
THE FLOOR.
A. BLOWER PACKS
(1) Optional blower packs are used to distribute steam to localized areas such as
computer rooms or in areas that do not have built-in air distribution systems.
(2) Blower packs are available detached, field piped, and wired to the humidifier RMBP
or separate power source. See Figure 26.
(3) Blower packs consist of a steel cabinet containing: 3 axial blowers with finger guards
powered by 120VAC or line voltage humidifiers, built-in multi-tap transformers (when
necessary), fuse, high temperature plastic distributor with stainless steel lid,
horizontal and vertical adjustment knobs for directional control, built-in thermostat to
active blowers, and safety loop relay.
(4) Refer to Table 7 for ceiling and frontal clearances required for blower packs.
Dimensions apply to both built-on and remote mounted blower packs.
(5) Mount remote blower packs with clearances as recommended in Table 7.
Summary of Contents for NH Series
Page 4: ......
Page 6: ...Page 1 10 00 INTRODUCTION ...
Page 7: ...Page 2 Figure 1 NHRS ...
Page 11: ...Page 6 Figure 6 Typical NHRS Installation Sheet 1 of 2 ...
Page 12: ...Page 7 Figure 7 Typical NHRS Installation Sheet 2 of 2 ...
Page 13: ...Page 8 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 14: ...Page 9 10 10 INSTALLATION PROCEDURES ...
Page 17: ...Page 12 Figure 1 Plumbing Connections ...
Page 23: ...Page 18 Figure 4 Steam Run and Condensate Return Installation Guidelines 1 of 2 ...
Page 24: ...Page 19 Figure 5 Steam Run and Condensate Return Installation Guidelines 2 of 2 ...
Page 28: ...Page 23 Figure 7 On Off Guidelines and Low Voltage Terminal Strip 254 8731 ...
Page 29: ...Page 24 Figure 8 NORTEC Control Guidelines and Wiring Optional ...
Page 31: ...Page 26 Figure 10 NORTEC Humidity Transducer Guidelines and Wiring Option ...
Page 41: ...Page 36 Figure 22 Typical SAM e Duct Installation ...
Page 45: ...Page 40 Figure 25 SAM e Drain Water Cooling ...
Page 49: ...Page 44 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 50: ...Page 45 10 20 OPERATION ...
Page 60: ...Page 55 Figure 2 Drain Interval Settings ...
Page 63: ...Page 58 Figure 3 Control Signal Setting ...
Page 65: ...Page 60 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 66: ...Page 10 30 MAINTENANCE PROCEDURES ...
Page 69: ...Page 6 Figure 1 Minor Maintenance with Scale Management Option ...
Page 72: ...Page 6 10 40 TROUBLESHOOTING ...
Page 75: ...Page Figure 1 Wiring Diagram ...
Page 76: ...Page Figure 2 Wiring Diagram ...
Page 81: ...Page 7 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 82: ...Page 7 10 50 TECHNICAL ...
Page 83: ...Page 7 Figure 1 Exploded View Plumbing ...
Page 84: ...Page 7 Table 1 Exploded View Plumbing ...
Page 85: ...Page Figure 2 Exploded View Electrical ...