Hussmann IMPACT M2E User manual

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D
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HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A. P/N 0384133B
Merchandisers
®
Note: Changed items have been underlined.
Item Part # Description Wiring Item #
FAN ASSEMBLIES AND THERMOSTATS
A. 6W Fan Assembly (1)
0058698 Fan Motor, Evaporator
0142780 Fan Blade
embossing toward motor
B. 0411744 Standard Non-adjustable (2)
Defrost Thermostat
C. 0137880 Optional Adjustable (3)
Refrigeration Thermostat
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
M2E
Data Sheet Set
P/N 0384133B
NSF®Certified
September, 2003
The M2 has been discontinued.
We reserve the right to change
or revise specifications and
product design in connection
with any feature of our
products. Such changes
do not entitle the buyer to
corresponding changes,
improvements, additions or
replacements for equipment
previously sold or shipped.

8 ft 12 ft
General
(A) Case Length (without ends or partitions) 96 3/8(2448) 144 1/2(3670)
Maximum outside dimension of case back to front (includes bumper) 46 1/2(1182) 46 1/2(1182)
Back of case to front of splash guard 38 7/8(986) 38 7/8(986)
Back of case to outside edge of front skid rail 29 1/4(743) 29 1/4(743)
Width of skid rail 4 1/2(114) 4 1/2(114)
Right-hand end of case to inside edge of external support 5 1/2(140) 5 1/2(140)
Distance between edges of external support and center support 40 5/8(1032) 40 5/8(1032)
Distance between edges of center supports NA 44 (1118)
Stub-up area between front skid rail and splash guard 7 7/8(199) 7 7/8(199)
Electrical Service (Electrical Field Wiring connection point)
(B) Right-hand end of case to center of farthest knockout 88 3/8(2245) 136 1/2(3467)
Back outside of case to center of knockout 34 5/8(881) 34 5/8(881)
Length of electrical raceway 34 1/2 (878) 34 1/2 (878)
Waste Outlet
(C) Left-hand end of case to the center of waste outlet 72 1/4(1835) 72 1/4(1835)
(D) Right-hand end of case to the center of waste outlet 24 1/8(613) 72 1/4(1835)
Back outside of case to center of waste outlet 27 5/8(702) 27 5/8(702)
Water Seal
Edge of water seal to center of waste outlet 4 (102) 4 (102)
Outside diameter of the drip pipe 1 1/2 (38) 1 1/2 (38)
*Note: Water seal outlet must clear front skid rail.
M2 & M2G water seal rotation in forward direction only, due to low base.
Refrigeration Outlet
(E) Right-hand end of case to center of refrigeration outlet 9 (230) 9 (230)
Back of case to center of refrigeration outlet 30 5/8 (778) 30 5/8 (778)
2 of 7
Engineering
Plan Views
B
C
Electrical
Waste Outlet
4
(102)
34 5/8
(881)
46 1/2
(1182)
38 7/8
(986)
29 1/4
(743)
30 5/8
(778)
E
27 5/8
(703)
Refrigeration
A
Water Seal
(See Note*)
M2E
Skid/ External Base
Front
D
77/8(199)
51/2 (140)
Dimensions shown as inches and (mm).
M2E Data Sheet
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
Meat, Delicatessen
and Precut Produce
09-2003

3 of 7
P/N 0384133B HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
FAN
C
O
I
L
5 3/8
(136)
M2E
27 3/4(703)
7 3/4
(199) 29 1/4(743)
34 3/4(881)
38 3/4(985)
46 1/2(1182)
26 7/8(683)
55 1/4
(1403)
30 3/8(773)
35 1/8
(894)
19
(483)
14 1/4
(360)
7 1/2
(190)
29 3/8
(746)
Dimensions shown as inches and (mm).
Multi-deck, 3 or 4 Display Levels
NSF Certification
These merchandisers are manufactured to meet ANSI /National
Sanitation Foundation (NSF ®) Standard #7 requirements.
Impact M2E
Meat, Delicatessen,
and Pre-cut Produce
REFRIGERATION DATA
Note: This data is based on store temperature
and humidity that does not exceed 75°F and
55% R.H.
M2E
Discharge Air (°F) 29
Evaporator (°F) 21
Unit Sizing (°F) 19
Btu/hr/ft* M2E
Parallel 1055
Conventional 1135
*For all refrigeration equipment other than
Hussmann, use conventional Btu values.
DEFROST DATA
M2E
Frequency (hr) 6
Defrost Water (lb/ft/day) 6
(± 15% based on case configuration and
product loading).
OFFTIME M2E
Temp Term (°F)48°F
Failsafe (minutes) 30
ELECTRIC OR GAS Not Recommended
Standard Defrost Thermostat
Close on rise: close 48°F — open 33°F
CONVENTIONAL CONTROLS
Low Pressure Backup Control
M2E
CI/CO** 14°F / 4°F
Indoor Unit Only, Pressure Defrost
Termination** 48°F
**Use a Temperature Pressure Chart to
determine PSIG conversions.
PHYSICAL DATA
Merchandiser Drip Pipe (in.) 1 1/2
Merchandiser Liquid Line (in.) 3/8
Merchandiser Suction Line (in.) 7/8
Estimated Charge (lb)***
8 ft 2.3
12 ft 3.3
***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
The M2 has been discontinued.

4 of 7 M2E Data Sheet
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
Electrical Data
8 ft 12 ft
Number of Fans – 6W 2 3
Amperes Watts
Merchandiser 8 ft 12 ft 8 ft 12 ft
Fans (Refrigeration)
Standard (120V 60Hz) 1.00 1.50 78 117
Energy Efficient (120V 60Hz) 0.52 0.78 36 54
Export (230V 50Hz) 0.56 0.84 88 132
Cycling Anti-sweat Heaters NA NA NA NA
Minimum Circuit Ampacity
With Standard Fans (120V 60Hz) 1.20 1.70
With Energy Efficient Fans (120V 60Hz) 0.72 0.98
With Export Fans (230V 50Hz) 0.76 1.04
Maximum Over Current Protection 120V 20 20
Maximum Over Current Protection 230V 15 15
Standard Lighting 8 ft 12 ft 8 ft 12 ft
1 Row Canopy 0.51 0.77 59 85
Optional Lighting
1 Row Canopy and 1 Row 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 Row Rail 2.04 3.08 2.36 3.40
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
Impact M2E
Meat, Delicatessen and
Pre-cut Produce

5 of 7P/N 0384133B HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
Defrost
Termination
Thermostat
Refrigeration
Thermostat
Dark Blue
3
To
Condensing
Unit
}
Light Blue
2
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
Fan Wiring
Offtime Defrost
2 & 3 Fans
120V NEUTRAL
BROWN BAND
120V POWER
Fans 1
BROWN BAND
= Case GROUND
Connector
Connector
G
Connector
Connector Connector
Connector Connector
Optional Shelf Harness and Light Circuits for
One Row of Shelves
120 V
Power
B
W
G
B
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

6 of 7 M2E Data Sheet
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
Standard Lighting 1 Row Canopy or Optional 1 Row Rail
Light Circuits
Optional Lighting 2 Row Canopy
120V NEUTRAL
ORANGE OR TAN BAND
W
Light
Switch
120V POWER
ORANGE OR TAN
BAND
B
B
WBL
R
R
BL
BL
4
BL
R
R
BL
BL
4
55
5
5
55
120V NEUTRAL
ORANGE OR TAN BAND
W
Light
Switch
120V POWER
ORANGE OR TAN
BAND
B
BL
R
R
BL
BL
4
55
R
R
R
5
Grayed components in 12 foot models only.
R = Red Y = Yellow G = Green BL = Blue B = Black W = White
= 120V POWER = 120V NEUTRAL
WARNING
All components must have mechanical ground, and the merchandiser must be grounded.
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
B
WBL
R
R
BL
BL
4
BL
R
R
BL
BL
4
55
55
W
B
BL
R
R
BL
BL
4
55
5
5
5
R
R
R

7 of 7P/N 0384133B HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
The shelf configuration of these merchandisers is critical!
Shelf Configuration for M2E
Top shelf must be 14 inches wide and
placed at a 45° angle.
This shelf position applies to all product applications.
45°
14"