Welch Allyn Electrosurgical Unit - User Manual - Manual (Page 12)

Classification I Type BF protected against defibrillator effects
Floating output circuit
Cautions, consult this manual for safety precautions
Pedal connection
Active handle connection
Patient plate connection
High voltage
ELECTRICAL
INPUT VOLTAGE: 95 - 135 VAC 50/60 Hz 190 - 250 VAC 50 Hz
CURRENT: 2.3 amps max. 2.3 amps max.
LOW FREQUENCY LEAKAGE: Less than 50 micro-amps Less than 50 micro-amps
FUSES: 2.5 amps, T type 1.6 amps, T type
POWER CORD: American Cord Set, Hospital Grade,
NEMA 5-15P/IEC 320 Female, 250cm Long
PHYSICAL
Dimensions: 305mm x 267mm x 115mm Weight: 7.250 Kg
ELECTROSURGICAL OUTPUT
RF Output Frequency: 450 kHz
RF OUTPUT POWER: Volts p-p Max Duty Crest
(open circuit) Cycle Factor
CUT 0-100 watts RMS* 830 --- 1.4
BLEND 0-100 watts RMS* 1200 60% 2.0
COAG 0-80 watts RMS* 3800 10% 5.5
NOTE: *stable to >800 ohms (calibration at 500 ohms)
RF ISOLATION: less than 150 milli-amps at 200 ohms
CLASSIFICATION . . . . . . . . .I-Type BF
OUTPUT CIRCUIT . . . . . . . .Floating output. Protected against the effects of the
defibrillator.
WORKING MODE . . . . . . . .Discontinuous maximum duty cycle: 10/30 sec.
COOLING . . . . . . . . . . . . . .Convection cooling without fan
CONTROL . . . . . . . . . . . . .Foot pedal operated (pneumatic) with audible signals
and mode lights
Electrosurgical Unit • Instruction Manual
11
II. SYSTEM FEATURES (cont.)