SJZB Series 2 Stage Semi-hermetic Condensing Units

SJZB series semi-hermetic 2 stage condensing units,with Bitzer semi-hermetic,two stage conpressor,power of 5HP--30HP,can be widely used in freezing cold storage etc.

Detailed description

SJZB Series 2 Stage Semi-hermetic Condensing Units

1. Product description

The Products feature by their Semi-Hermetic Bitzer 2-stage compressor, it includes 2 groups of product of air cooled and water cooled units capable of a lowest temperature of -50℃ with R22. -65℃ with R404A.

2. Model Code

3. Main components

World famous brand refrigeration parts are employed for all products: Semi-Hermetic Bitzer 2-stage compressor;

Super- cooler is employed which greatly upgrade capacity and EER; All the units include components as below:

● Crankcase heater ● Vibration eliminator ● oil separator ● condenser ● Receiver （ water-cooling unit

without）●Filter ●Sight glasses ●Solenoid valve ●Sub-cooler●Gas separator ●H&L Pressure controller

●Oil pressure difference controller ●H&L P gauge ●Medium-pressure gauge

4. Specifications

4.1 Two stage Air -cooled Units

For Refrigerant R22

Model			SJZBF05J	SJZBF08J	SJZBF12J	SJZBF16J	SJZBF20J	SJZBF25J	SJZBF30J
Temperature(℃)			-25℃~-40℃
Power Supply			380V/3PH/50HZ
Compressor Model			S4T5.2	S4N8.2	S4G12.2	S6J16.2	S6H20.2	S6G25.2	S6F30.2
Condenser	Fan Qty		2	2	4	4	4	4	2
	Fan Voltage(V)		380	380	380	380	380	380	380
	Fan Watt(W)		180×2	180×2	180×4	180×4	180×4	180×4	800×2
Comp. Capty&Input	Te. -35℃	Cap（W）	5000	7240	10930	16320	18920	21700	26000
	Te. -35℃	Input（KW）	3.75	5.6	8.46	11.97	13.87	15.92	19.05
	Te. -40℃	Cap（W）	3950	5680	8580	12920	14980	17200	20600
	Te. -40℃	Input（KW）	3.41	5.08	7.68	10.58	12.26	14.07	16.84
	Te. -45 ℃	Cap（W）	3020	4310	6510	9810	11370	13060	15620
	Te. -45 ℃	Input（KW）	3.04	4.56	6.89	9.17	10.63	12.2	14.6
Connect	Gas In（mm）		φ28	φ28	φ35	φ42	φ42	φ42	φ42
Connect	Liquid dia（mm）		φ16	φ16	φ22	φ22	φ22	φ22	φ22
Overall Sizes		A(mm)	1085	1270	1270	1270	1340	1340	1250
Overall Sizes		B(mm)	930	930	1050	1050	1110	1130	730

	C(mm)	660	810	1210	1460	1410	1410	927
Installation Sizes(aXbmm)		800×885	800×885	1000×1005	1000×1005	1000×1065	1000×1085	910×685

Remark：1) Condensing tem is 45 ℃; 2) For units above 30 HP, the condenser and the unit is separate. the size

in the above form does not include the condenser space.

4.2 Two stage Air -cooled Units

For Refrigerant R404A

Model			SJZBF05JY	SJZBF08JY	SJZBF12JY	SJZBF16JY	SJZBF20JY	SJZBF25JY	SJZBF30JY
Temperature(℃)			-25℃~-40℃
Power supply			380V/3PH/50HZ
Compressor Model			S4T5.2Y	S4N8.2Y	S4G12.2Y	S6J16.2Y	S6H20.2Y	S6G25.2Y	S6F30.2Y
Condenser	Fan Qty		2	2	4	4	4	4	2
	Fan Voltage(V)		380	380	380	380	380	380	380
	Fan Power(W)		180×2	180×2	180×4	180×4	180×4	180×4	800×2
Comp.Capacity&Input	Te. -35℃	Cap（W）	5650	8010	12540	17480	20100	23000	27200
	Te. -35℃	Input（KW）	4.59	6.56	9.9	13.96	16.17	18.56	22.2
	Te. -40℃	Cap（W）	4550	6460	10260	14380	16580	18920	22400
	Te. -40℃	Input（KW）	4.17	5.95	8.96	12.56	14.55	16.7	19.98
	Te. -45℃	Cap（W）	3600	5130	8260	11640	13430	15340	18200
	Te. -45℃	Input（KW）	3.73	5.33	8	11.21	12.99	14.92	17.85
Connect	Gas In（mm）		φ28	φ28	φ35	φ42	φ42	φ42	φ42
Connect	Liquid Dia（mm）		φ16	φ16	φ22	φ22	φ22	φ22	φ22
Overall Sizes		A(mm)	1085	1270	1270	1270	1340	1340	1250
		B(mm)	930	930	1050	1050	1110	1130	730
		C(mm)	660	810	1210	1460	1410	1410	927
Installation Size(a×bmm)			800×885	800×885	1000×1005	1000×1005	1000×1065	1000×1085	910×685

Remark：1) Condensing tem is 45 ℃; 2) For units above 30 HP, the condenser and the unit is separate. The size

in the above form does not include the condenser space.

4.3 Two stage Air -cooled Units

For Refrigerant R22

Model			SJZBS05J	SJZBS08J	SJZBS12J	SJZBS16J	SJZBS20J	SJZBS25J	SJZBS30J
Temperature(℃)			-25℃~-40℃
Power Supply			380V/50HZ
Comp.Model			S4T-5.2	S4N-8.2	S4G-12.2	S6J-16.2	S6H-20.2	S6G-25.2	S6F-30.2
Condenser	Type		Tube&Shell
	Rated water（m3/h）		2	3	4	5.6	6.6	7.5	10
	Water Dia.		1-1/4″	1-1/2″	1-1/2″	2″	2″	2″	2- 1/2″
Comp.Cap&Input	Te -35℃	Cap（W）	5100	7380	11150	16490	19120	21900	26300
	Te -35℃	Input（KW）	3.55	5.3	8.0	11.35	13.2	15.1	18.1
	Te. -40℃	Cap（W）	4010	5810	8780	13090	15170	17420	20800
	Te. -40℃	Input（KW）	3.23	4.81	7.26	10.1	11.67	13.4	16.0
	Te. -45℃	Cap（W）	3080	4440	6700	1000	11600	13310	15930
	Te. -45℃	Input（KW）	2.88	4.33	6.54	8.8	10.2	11.7	14.0

Con	Gas In（mm）		φ28	φ28	φ35	φ42	φ42	φ42	φ42
Con	Liquid Dia.（mm）		φ22	φ22	φ28	φ28	φ28	φ28	φ28
Overall sizes		A(mm)	900	1050	1260	1300	1300	1300	1300
		B(mm)	650	650	720	720	720	720	720
		C(mm)	795	855	950	990	990	990	990
InstallationSize( a×b mm)			500×605	650×605	800×675	880×675	880×675	880×675	880×675

Condensing temperature 40℃

4.4 Two stage Air -cooled Units

For Refrigerant R404A/R507A

Model				SJZBS05JY	SJZBS08JY	SJZBS12JY	SJZBS16JY	SJZBS20JY	SJZBS25JY	SJZBS30JY
Temperature(℃)				-25℃~-40℃
Power Supply				380V/50HZ
Compressor Model				S4T-5.2Y	S4N-8.2Y	S4G-12.2Y	S6J-16.2Y	S6H-20.2Y	S6G-25.2Y	S6F-30.2Y
Condenser	Type			Tube&Shell
	Rated water（m3/h）			2	3	4	5.6	6.6	7.5	10
	Water dia.			1-1/4″	1-1/2″	1-1/2″	2″	2″	2″	2- 1/2″
Compressor Capacity&Input	Te. -35℃	Cap（W）		5800	8220	12930	17990	20800	23700	28100
	Te. -35℃	Input（KW）		4.36	6.22	9.37	13.21	15.32	17.59	21
	Te. -40℃	Cap（W）		4670	6640	10580	14810	17090	19520	23100
	Te. -40℃	Input（KW）		3.96	5.65	8.49	11.9	13.79	15.85	18.96
	Te. -45℃	Cap（W）		3710	5290	8520	12000	13850	15830	18790
	Te. -45℃	Input（KW）		3.55	5.07	7.6	10.63	12.32	14.16	16.95
Con	Gas In（mm）			φ28	φ28	φ35	φ42	φ42	φ42	φ42
Con	Liquid dia（mm）			φ22	φ22	φ28	φ28	φ28	φ28	φ28
Overall sizes			A(mm)	900	1050	1260	1300	1300	1300	1300
			B(mm)	650	650	720	720	720	720	720
			C(mm)	795	855	950	990	990	990	990
Install sizes(a×b mm)				500×605	650×605	800×675	880×675	880×675	880×675	880×675

Condensing temperature 40℃

5. Unit structure diagram

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