GEA Bock HGZ Series, Руководство по сборке

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GEA Bock GmbH
72636 Frickenhausen, Germany
2 | Product description
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HGZ 7 2110-4 X
Fig. 5
2.4 Name plate (example)
2.5 Type key
(example)
1) HGZ = Hermetic gas cooled (suction gas cooled), two-stage
2)
X = Ester oil filling (HFC refrigerant R404A /R507, R410A)
3)
Possible alternative refrigerants R404A/R507, R410A, R22
R404A
1 Type designation 6 Voltage, circuit, frequency
2 Machine number 7 Nominal rotation speed
3 maximum operating current 8 Displacement
4 Starting current (rotor blocked) V
ND =
low pressure stage
∆
: Partial winding 1 V
HD =
High pressure stage
YYY: Partial windings 1 and 2 9 Voltage, circuit, frequency
5 ND (LP): max. admissible operating pressur e 10 Nominal rotation speed
Low pressure side 11 Displacement
HD (HP): max. admissible operating pressur e V
ND =
low pressure stage
High pressure side V
HD =
High pressure stage
12 Oil type filled at the factory
Observe the limits of 13 Terminal box protection type
application diagrams! Electrical accessories can change
the IP protection class!
50 Hz
}
60 Hz
}
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Refrigerants
3
)
Number of poles
Swept volume
Size
oil charge ² )
Series ¹ )