Reagent Refrigerator; Specifications Of Cooling Unit; Specifications Of Electrical Components; Function - Hitachi 902 Service Manual

15.2

Reagent Refrigerator

15.2.1 Function

This unit is used for the Model 902 automatic analyzer and has the following functions.
(a) Keeping analytical reagents cool
(b) Cooling of water circulated in incubation bath

15.2.2 Specifications of Cooling Unit

(1) Refrigerating system
Refrigeration cycle with enclosed type air compressor
The air compressor 2T2B3R126A-1A made by Matsushita is employed.
(2) Dimensions and shape
External dimensions:
Depth (563) × width (346) × height (336) mm (including coolant bath)
Depth (250) × width (225) × height (270) mm (excluding coolant bath)

15.2.3 Specifications of Electrical Components

(1) Power relay
Type
Rated voltage
Rated current
(2) Operation capacitor
Electrolytic capacitor
(3) Overload relay
Type
Minimum operation current : 8 A
(4) Fan motor for capacitor
Type
AC fan, 115 V AC, 15 W, 2 poles, class E
: G7L-1A-TJ
: 12 V DC
: 158 mA
: 210 V/20 µF
JSU21 × 206AQC
: MRA98929
: PA2H3
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