Bair Hugger Model 750 Temperature Management Unit Service Manual
30
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Electrical Characteristics
heating element
1400 W Resistive
leakage current
Meets UL 60601-1 and IEC 60601-1 requirements�
blower motor
Operating speed: approximately 4,000 rpm
Airflow: up to 48 cfm or 23 L/s
power consumption
Peak: 1550 W
Average: 800 W
power cord
15 ft�, SJT, 3 cond�, 13 A
15 ft�, SJT, 3 cond�, 15 A
4�6 m, HAR, 3 cond�, 10 A
device ratings
110-120 VAC, 50/60 Hz, 11�7 A, or 220-240 VAC, 50/60
Hz, 7�2 A, or 100 VAC, 50/60 Hz, 15 A
fuses
Type:
Fast acting ceramic fuses, 250 VAC
Amp rating:
12 A (110 - 120 VAC)
8 A (220 - 240 VAC)
15 A (100 VAC)
Operating speed:
F (Fast Acting)
Breaking capacity:
15 A, 12 A: 750 A @ 250 Vac
15 A, 12 A: 10,000 A @ 125 Vac
8 A: 200 A @ 250 Vac
8 A: 10,000 A @ 125 Vac
certifications
IEC 60601-1; EN 60601-1-2; UL 60601-1;
CAN/CSA-C22�2, No� 601�1, EN 55011;
EN 80601-2-35
classification
MEDICAL — GENERAL MEDICAL EQUIPMENT
AS
TO ELECTRICAL SHOCK, FIRE AND MECHANICAL
HAZARDS ONLY IN ACCORDANCE WITH UL
60601-1; CAN/CSA-C22�2, No�601�1; ANSI/AAMI
ES60601-1:2005 CSA-C22�2 No� 60601-1:08; EN 80601-
2-35; Control No�4HZ8�
Classified under IEC 60601-1 Guidelines (and other
national versions of the Guidelines) as Class I, Type BF,
Ordinary equipment, Continuous operation� Not suitable
for use in the presence of flammable anesthetic mixtures
with air or with oxygen or nitrous oxide� Classified by
Underwriters Laboratories Inc� with respect to electric
shock, fire and mechanical hazards only, in accordance
with UL 60601-1, EN 80601-2-35 and in accordance with
Canadian/CSA C22�2, No� 601�1� Classified under the
Medical Device Directive as a Class IIb device�
diagnostics
A qualified service technician can perform over-
temperature detection system testing, temperature output
testing, operating temperature calibration, and fault code
troubleshooting�
