Hussmann IMPACT M4G User manual

HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A. P/N 0378420C
Item Part # Description Wiring Item #
FAN ASSEMBLIES AND THERMOSTATS
A. 9W Fan Assembly 1
0047000 Fan Motor, Evaporator
0315470 Fan Blade
embossing toward motor
B. 0411744 Standard Non-adjustable 2
Thermostat
C. 0137880 Optional Adjustable 3
Refrigeration Thermostat
Note: Changed items have been underlined.
Merchandisers
®
B
D
C
D
A
E
M4G
Data Sheet Set
P/N 0378420C
NSF®Certified
December, 2003
Item Part # Description Wiring Item #
LAMPS AND BALLASTS
D. 0428648 Ballast, Electronic
2 lamps 4
D. 0428649 Ballast Electronic
3 lamps 4
E. Fluorescent Lamp 5
Replace with like fixtures

2 of 6 M4G Data Sheet
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
Electrical Refrigeration
4 1/8(105)
72 1/4(1835) 5 1/2(140)
1 3/8(35)
4 1/2(114)
29 1/2
(749)
35 1/8
(891)
46 1/4
(1174)
9
(230)
30 5/8
(778)
27 1/2
(699)
40 5/8
(1032)
4 (102)
Water Seal
Waste Outlet
4(102)
40 5/8
(1032)
30 1/2
(775)
A
BC
Front
Dimensions shown as inches and (mm).
8 Ft 12 ft
General
(A) Length of Case (without ends or partitions) 96 3/8(2448) 144 1/2(3670)
Maximum outside dimensions of case back to front (includes bumper) 46 1/4(1174) 46 1/4(1174)
Back of case to front of splashguard 35 1/8 (891) 35 1/8 (891)
Back of case to outside edge of front skidrail 29 1/2 (749) 29 1/2 (749)
Width of skidrail 4 1/2 (114) 4 1/2 (114)
Right end of case to inside edge of external support 5 1/2 (140) 5 1/2 (140)
Distance between inside edges of external support and center support 40 5/8 (1032) 40 5/8 (1032)
Distance between inside edges of center supports NA 44 (1118)
Width of external support 4 1/8 (105) 4 1/8 (105)
Stub-up area between front skidrail and splashguard 4 (102) 4 (102)
Right edge of case (excluding end) to inside edge of external support 1 3/8 (35) 1 3/8 (35)
Electrical Service (Electrical Field Wiring connection point)
(B) Right end of case to center of farthest knockout 88 3/8 (2245) 136 1/2 (3467)
Back outside of case to center of knockout 30 1/2 (775) 30 1/2 (775)
Length of electrical raceway 34 1/2 (878) 34 1/2 (878)
Waste Outlet
(C) Right end of case to center of waste outlet 24 1/8 (613) 72 1/4 (1835)
Left end of case to center of waste outlet 72 1/4 (1835) 72 1/4 (1835)
Back outside of case to center of waste outlet 27 1/2 (699) 27 1/2 (699)
Water Seal
Edge of water seal to center of waste outlet 4 (102) 4 (102)
Outside diameter of drip pipe 1 1/2 (38) 1 1/2 (38)
Refrigeration Outlet
Right end of case to center of refrigeration outlet 9 (230) 9 (230)
Back outside of case to center of refrigeration outlet 30 5/8 (778) 30 5/8 (778)
Engineering
Plan View
Meat and Produce
12-2003

3 of 6
P/N 0378420C HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
C
O
I
L
M4G
FAN
38 1/8
(969)
71/2
(152)
3 1/8
(079)
4 (102)
36 1/2
(926) 46 1/2
(1181) 73 7/8
(1877)
40 3/4
(1035)
12 5/8
(319)
27 1/2(699)
29 1/2(749)
35 1/4(897)
46 1/2(1180)
33 3/8
(847)
11 3/8
(289)
30 1/8
(766)
39 7/8
(1012)
4 1/2
(114)
4
(102)
21 1/2
(548) 13 1/4
(337)
REFRIGERATION DATA
Note: This data is based on store
temperature and humidity that does not
exceed 75°F and 55% R.H.M4G M4GE
Discharge Air °F 28 29
Evaporator °F 18 21
Unit Sizing °F 16 19
Btu/hr/ft** M4G M4GE
Parallel 1220 1160
Conventional 1300 1250
**For all refrigeration equipment other than
Husssmann, use conventional BTU values.
DEFROST DATA
M4G M4GE
Frequency (hr) 66
Defrost Water (lb/ft/day)88
(±15% based on case configuration and
product loading.
OFFTIME M4G M4GE
Temp Term °F 48°F 48°F
Failsafe Minutes 30 35
ELECTRIC OR GAS Not Recommended
Standard Defrost Thermostat
Close on rise: close 48°F – open 33°F
CONVENTIONALCONTROLS
Low Pressure Backup Control
M4G M4GE
CI/CO** 12/2°F 14/4°F
Indoor Unit Only, Pressure Defrost
Termination** 48°F
**Use a Temperature Pressure Chart to
determine PSIG conversions.
PHYSICALDATA
Merchandiser Drip Pipe (in.) 1 1/2
Liquid Line (in.) 3/8
Suction Line (in.) 7/8
Estimated Charge (lbs)***
M4G M4GE
8 ft 2.3 2.7
12 ft 3.3 3.9
***This is an average for all refrigerant
types actual refrigerant charge may vary
by approximately half a pound.
Length (in.) Added to Lineup
by Each End or Insulated
Partition 1 1/2
Impact M4G
Meat and Delicatessen
Multi-deck, 4 Display Levels, and Front Glass
Dimensions shown as inches and (mm).
NSF Certification
These merchandisers are manufactured to meet ANSI /National
Sanitation Foundation (NSF®) Standard #7 requirements.

4 of 6 M4G Data Sheet
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
Impact M4G
Meat and Delicatessen
Electrical Data 8 Ft 12 Ft
Number of Fans — 9W 4 6
Amperes Watts
Merchandiser 8 Ft 12 Ft 8 Ft 12 Ft
Fans
Standard (120V 60Hz) 2.80 4.20 220 330
Export (230V 50Hz) 1.52 2.28 228 342
Energy Efficient (120V 60Hz) 1.52 2.28 100 150
Constant on Anti-sweat Heaters NA
Cycling Anti-sweat Heaters NA
Min. Circuit Ampacity
With Standard Fans (120V 60Hz) 3.00 4.40
Export (230V 50Hz) 1.72 2.48
With Energy Efficient Fans (120V 60Hz) 1.72 2.48
Maximum Over Current Protection 120V 20 20
Maximum Over Current Protection 230V 15 15
Supplemental Gas Heaters NA
208V 1ΦΦElectric Defrost NA
Standard Lighting
1 Row Canopy 0.51 0.77 59 85
Optional Lighting
1 Row Canopy and 1 Rail 1.02 1.54 118 170
2 Row Canopy 1.02 1.54 118 170
2 Row Canopy and 1 Row Rail 1.53 2.31 177 255
3 Row Canopy 1.53 2.31 177 255
3 Row Canopy and 1 Rail 2.04 3.08 236 340
Optional Shelf Lighting
1 Row of Shelves 0.51 0.77 59 85
2 Rows of Shelves 1.02 1.54 118 170
3 Rows of Shelves 1.53 2.31 177 255

P/N 0378420C 5 of 6
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
Defrost
Termination
Thermostat
Refrigeration
Thermostat
Dark Blue
3
To
Condensing
Unit
}
Light Blue
2
Fan Wiring
Off-time Defrost
4 & 6 Fans 120V NEUTRAL
BROWN BAND
120V POWER Fans 1
BROWN BAND
Connector
Connector
G
Connector
Connector Connector
Connector Connector
Optional Shelf Harness and Light Circuits for
One Row of Shelves
120 V
Power
B
WGB
BL BL
BL G
G
RR
BL BL G
W
BL
Shelf Harness
Shelf Light Circuits
BL
G
R
5
4
W
BL R
5
BL R
G
G
R
R
R
G
Shelf Lighting
G G
R
BL
5
BL
Connector
Connector
B
Grayed components in 12 foot models only.
R = Red Y = Yellow G = Green BL = Blue B = Black W = White
= 120V POWER = 120V NEUTRAL = FIELD GROUND
WARNING
All components must have mechanical ground, and the merchandiser must be grounded.
CIRCLED NUMBERS = PARTS LIST ITEM NUMBERS
= CASE GROUND

M4G Data Sheet
6 of 6 HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
Standard Lighting 1 Row Canopy or Optional 1 Row Rail
Light Circuits
Optional Lighting 2 Rows Canopy
WARNING
All components must have mechanical ground, and the merchandiser must be grounded.
= 120V POWER = 120V NEUTRAL
Grayed components in 12 foot models only.
R = Red Y = Yellow G = Green BL = Blue B = Black W = White
CIRCLED NUMBERS = PARTS LIST ITEM NUMBERS
Optional Lighting 3 Row Canopy
120V NEUTRAL
ORANGE OR TAN BAND
W
Light
Switch
120V POWER
ORANGE OR TAN
BAND
B
BWBL
RR
BL
BL
4
BL
RR
BL
BL
4
555
5
55
120V NEUTRAL
ORANGE OR TAN BAND
W
Light
Switch
120V POWER
ORANGE OR TAN
BAND
B
BL
RR
BL
BL
4
5 5
120V NEUTRAL
ORANGE OR TAN BAND
W
Light
Switch
120V POWER
ORANGE OR TAN
BAND
B
BWBL
RR
BL
BL
4
BL
RR
BL
BL
4
555
5
55
W
B
BL
R
R
BL
BL
4
5 5
R
5
R
R
R
R
R
5