Danfoss SC21MFX Data sheet

SC21MFX

Standard Compressor

R134a

220-240V 50Hz

General

Code number						104G8120
Approvals			EN 60335-2-34, CCC, GOST
Compressors on pallet						80
Application
Application						MBP
Frequency		Hz		50					60
Evaporating temperature		°C	-23.3 to 10						–
Voltage range		V	187 - 254						–
Max. condensing temperature continuous (short)		°C		60 (70)					–
Max. winding temperature continuous (short)		°C	125 (135)						–
Cooling requirements
Frequency		Hz		50					60
Application			LBP		MBP	HBP		LBP	MBP	HBP
32°C			–		F2	–		–	–	–
38°C			–		F2	–		–	–	–
43°C			–		F2	–		–	–	–
Remarks on application:
Motor
Motor type						CSIR/CSR
LRA (rated after 4 sec. UL984), HST | LST		A		23.6					–
Cut in Current, HST | LST		A		23.6					–
Resistance, main | start winding (25°C)		Ω		3.4					14.4
Design
Displacement		cm3				20.95
Oil quantity (type)		cm3			600 (polyolester)
Maximum refrigerant charge		g				1300
Free gas volume in compressor		cm3				1460
Weight without electrical equipment		kg				14.0
Dimensions
Height		mm	A			219
			B			213
			B1			193
			B2			110
Suction connector	location/I.D. mm | angle		C			10.2 | 37°
	material | comment			Cu-plated steel | Al cap
Process connector	location/I.D. mm | angle		D			6.2 | 37°
	material | comment			Cu-plated steel | Al cap
Discharge connector	location/I.D. mm | angle		E			6.2 | 37°
	material | comment			Cu-plated steel | Al cap
Oil cooler connector	location/I.D. mm | angle		F				–
	material | comment						–
Connector tolerance	I.D. mm					±0.09
Remarks:

S

= Static cooling normally sufficient

O

= Oil cooling

F1

= Fan cooling 1.5 m/s

(compressor compartment temperature

equal to ambient temperature)

F2

= Fan cooling 3.0 m/s necessary

SG

= Suction gas cooling normally sufficent

–= not applicable in this area

Dec 2011

Manufactured by Secop for Danfoss - DEHC.ED.403.S2.02 / 520N0515

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EN 12900 Household (CECOMAF)										220V, 50Hz (CSIR), fan cooling F2
Evap. temp. in °C		-45		-40					-35	-30	-25	-23.3	-20		-15		-10	-6.7	-5						0	5	7.2		10		15	20
Capacity in W												430	514		662		840	976	1052						1303	1596	1740		1936
Power cons. in W												441	485		550		615	658	680						746	813	842		881
Current cons. in A												3.68	3.83		4.04		4.24	4.37	4.43						4.61	4.78	4.85		4.93
COP in W/W												0.97	1.06		1.20		1.37	1.48	1.55						1.75	1.96	2.07		2.20
EN 12900 Household (CECOMAF)										220V, 50Hz, RC (CSR), fan cooling F2
Evap. temp. in °C		-45		-40					-35	-30	-25	-23.3	-20		-15		-10	-6.7	-5						0	5	7.2		10		15	20
Capacity in W												443	530		682		866	1006	1085						1343	1645	1793		1996
Power cons. in W												427	469		532		594	635	657						720	784	812		849
Current cons. in A												2.65	2.83		3.10		3.36	3.52	3.60						3.82	4.03	4.12		4.23
COP in W/W												1.04	1.13		1.28		1.46	1.58	1.65						1.87	2.10	2.21		2.35
ASHRAE MBP										220V, 50Hz (CSIR), fan cooling F2
Evap. temp. in °C		-45		-40					-35	-30	-25	-23.3	-20		-15		-10	-6.7	-5						0	5	7.2		10		15	20
Capacity in W												473	565		728		924	1073	1157						1433	1756	1914		2131
Power cons. in W												441	484		548		613	656	678						743	809	839		877
Current cons. in A												3.67	3.82		4.03		4.23	4.36	4.42						4.60	4.77	4.84		4.93
COP in W/W												1.07	1.17		1.33		1.51	1.64	1.71						1.93	2.17	2.28		2.43
ASHRAE MBP										220V, 50Hz, RC (CSR), fan cooling F2
Evap. temp. in °C		-45		-40					-35	-30	-25	-23.3	-20		-15		-10	-6.7	-5						0	5	7.2		10		15	20
Capacity in W												487	582		750		952	1106	1193						1477	1810	1973		2196
Power cons. in W												427	468		530		592	633	654						717	781	809		846
Current cons. in A												2.63	2.82		3.09		3.34	3.50	3.58						3.81	4.02	4.11		4.22
COP in W/W												1.14	1.24		1.42		1.61	1.75	1.82						2.06	2.32	2.44		2.60

Accessories for	SC21MFX	Figure	Code number
Sarting device	470 mm cable length	a3	117-7038
Starting relay		a2	Components
Start. capacitor 80 μF		c	of starting
Run capacitor 10 μF		e	device
Starting relay	6.3 mm spade connectors	a2	117U6019
Start. capacitor 80 μF	6.3 mm spade connectors	c	117U5017
Cover		b	103N2009
Cord relief		d	103N1004

Test conditions	EN 12900/CECOMAF	ASHRAE MBP
Condensing temperature	55°C	54.4°C
Ambient temperature	32°C	35°C
Suction gas temperature	32°C	35°C
Liquid temperature	no subcooling	46.1°C

Mounting accessories			Code number
Bolt joint for one comp.	Ø: 16	mm	118-1917
Bolt joint in quantities	Ø: 16	mm	118-1918
Snap-on in quantities	Ø: 16	mm	118-1919

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All trademarks in this material are property of the respective companies. Danfoss and the Danfoss logotype are trademarks of Danfoss A/S. All rights reserved.

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Manufactured by Secop for Danfoss - DEHC.ED.403.S2.02 / 520N0515

Dec 2011