Hussmann Impact M1LGE Instruction Manual

C
F
E
A
B
D
M1LGE
Technical Data Sheet
P/N 0399262_A
NSF®Certified
July 2007
P/N 0399262_A
©2007 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
U.S. & CANADA 1-800-922-1919 • MEXICO 1-800-522-1900 • WWW.HUSSMANN.COM
Note: Revision A adds 4 and 6 foot data and updates heater part numbers on Page 1.
Item Part # Description Wiring Item #
FAN ASSEMBLIES AND THERMOSTATS
A. 9W Fan Assembly 1
0302555 Fan Motor
(MO.0302555)
0376413 Fan Blade
embossing toward motor
8 Inch, 10°, CW (FB.0376413)
B. Optional Adjustable Refrigeration Thermostat, 2
C. 0398557 Defrost Termination 3
Thermostat
Disc type 48 Deg F (CT.4440611)
Item Part # Description Wiring Item #
RELAYS
D. 0123592 Relay, DPDT 208V coil 4
(RL.4440495)
0253603 Relay, DPDT 120V coil 4
(RL.4440267)
HEATERS
E. 0487482 Modular Electric
Defrost Heaters, 208V, 685W 5
(HE.4481533)
0495023 6 Ft Modular Electric Defrost
Heaters, 208V, 685W (HE.4850742)
F. Rear Rail Heaters 6
0415540 4 foot case (HE.4850482)
0494977 6 foot case (HE.4850716)
0494983 8 foot case (HE.4850719)
0494984 12 foot case (HE.4850720)
Merchandisers
®
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.

M1LGE Technical Data Sheet
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
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Dimensions shown as inches and (mm).
Engineering
Plan View
01-1995
51/2(140)
13/8(35)
4 1/8(105)
27 1/2
(699) 30 5/8
(778)
46 1/4
(1174)
35
(889)
29 1/2
(749)
41/2(114)
4 (102) 4 (102)
Waste Outlet
30 1/2
(775)
40 5/8
(1032)
40 5/8
(1032)
Water Seal
(See note) Refrigeration
Outlet
Electrical
A
Front
B
C
D
72 1/4
(1835)
M1
Meat and Produce
4 ft 6 ft 8 ft 12 ft
General
(A) Case Length (without ends or partitions) 48 1/4(1226) 72 3/8(1838) 96 3/8 (2448) 144 1/2(3670)
Maximum O/S dimension back to front (with bumper) 46 1/4(1174) 46 1/4(1174) 46 1/4(1174) 46 1/4(1174)
Back of case to front of front splashguard 35 (889) 35 (889) 35 (889) 35 (889)
Back of case to O/S edge of front skid rail 29 1/2(749) 29 1/2(749) 29 1/2(749) 29 1/2(749)
Width of skid rail 4 1/2(114) 4 1/2(114) 4 1/2(114) 4 1/2(114)
RH end of case to outside edge of external support 5 1/2(140) 5 1/2(140) 5 1/2(140) 5 1/2(140)
Distance between inside edges of
external support and center support NA 28 5/8(727) 40 5/8 (1032) 40 5/8 (1032)
Width of external support 4 1/8(105) 4 1/8(105) 4 1/8(105) 4 1/8(105)
RH Edge of case (excluding end) to inside
edge of external support 1 3/8(35) 1 3/8(35) 1 3/8(35) 1 3/8(35)
Stub-up area between front skid rail and splashguard 4 (102) 4 (102) 4 (102) 4 (102)
Electrical Service (Electrical Field Wiring connection point)
(B) RH End of case to center of farthest knockout 40 1/4(1022) 64 3/8(1635) 88 3/8 (2245) 136 1/2 (3467)
Back O/S of case to center of knockout 30 1/2 (775) 30 1/2 (775) 30 1/2 (775) 30 1/2 (775)
Waste Outlet
(C) RH End of case to the center of waste outlet 24 1/8 (613) 24 1/8 (613) 24 1/8 (613) 72 1/4 (1835)
LH End of case to the center of waste outlet 24 1/8 (613) 48 1/4 (1226) 72 1/4 (1835) 72 1/4 (1835)
Back O/S of case to center of waste outlet 27 1/2 (699) 27 1/2 (699) 27 1/2 (699) 27 1/2 (699)
Water Seal
Edge of water seal to center of waste outlet 4 (102) 4 (102) 4 (102) 4 (102)
Outside diameter of the drip pipe 1 1/2 (38) 1 1/2 (38) 1 1/2 (38) 1 1/2 (38)
Note: Water seal outlet must clear front skid rail; water seal rotation in forward direction only due to low base.
Refrigeration Outlet
Back of case to center of refrigeration outlet 30 5/8 (778) 30 5/8 (778) 30 5/8 (778) 30 5/8 (778)
(D) RH end of case to center of refrigeration outlet 9 (230) 9 (230) 9 (230) 9 (230)

P/N 0399262_A
4 (102)
FAN
C
O
I
L
36 7/8
(937)
42 1/2
(1079)
16 9/16
(421)
29 7/8
(759)
15 3/4
(400)
11 3/8(289)
27 1/2(699)
35 1/16 (891)
29 1/2 (749)
4
(102)
4 1/2
(114)
10
(254)
46 1/4(1174)
Impact M1LGE
Frozen Meat/Delicatessen
Single Deck, 1 Display Level, and Front Glass
REFRIGERATION DATA
M1LGE
Discharge Air °F -10
Evaporator °F -20
Unit Sizing °F -23
BTU/HR/FOOT M1LGE
Parallel 530
Conventional 550
DEFROST DATA
Frequency Hrs 6
ELECTRIC W/REVERSE AIR
Temp Term °F 48
Failsafe Min 40
GAS W/REVERSE AIR
Duration Min. 15
OFFTIME
Not Recommended
CONVENTIONAL CONTROLS
Low Pressure Backup Control
M1LGE
CI/CO* –27°F / –37°F
Indoor Unit Only, Pressure
Defrost Termination*
Not Recommended
*Use a Temperature Pressure Chart
to determine PSIG conversions.
PHYSICAL DATA
Merchandiser
Drip Pipe (in.) 1 1/2
Liquid Line(in.) 3/8
Suction Line(in.) 5/8
Estimated Charge (lbs)**
M1LGE
4 Ft 0.9
6 Ft 1.3
8 Ft 1.7
12 Ft 2.3
**This is an average for all refrigerant types
actual refrigerant charge may vary by
approximately half a pound.
Length Added to Lineup by
Each End (in.) 1 1/2
Each Insulated
Partition (in.) 1 1/2
M1LGE
HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. • WWW.HUSSMANN.COM 3 of 6

M1LGE Technical Data Sheet
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
4 of 6
Impact M1LGE
Frozen Meat/Delicatessen
Electrical Data
Number of Fans 4 ft 6 ft 8 ft 12 ft
Refrigeration – 9W 1 2 23
Amperes Watts
Merchandiser 4 ft 6 ft 8 ft 12 ft 4 ft 6 ft 8 ft 12 ft
Fans (Refrigeration)
120V 60Hz Standard NA
120V 60Hz Energy Efficient NA
120V 60Hz Reverse Air 0.30 0.60 0.60 0.90 30 60 60 90
Constant On Anti-sweat Heaters 0.40 0.60 0.80 1.00 48 72 96 120
Cycling Anti-sweat Heaters NA
Minimum Circuit Ampacity
120V 60Hz Standard NA
120V 60Hz Energy Efficient NA
120V 60Hz Reverse Air 0.90 1.40 1.60 2.10
Maximum Over Current Protection 120V 20 20 20 20
Maximum Over Current Protection 230V 15 15 15 15
Supplemental Gas Heaters NA
208V Electric Defrost Heaters 3.29 4.76 6.60 9.90 685 990 1370 2055
120V Supplemental Rev. Air NA
Standard Lighting
None
Optional Lighting
None
Optional Shelf Lighting
None

L1 L2
Modular Electric Defrost Heaters
Drip Pan Heater
RR
Defrost
Termination
Thermostat
Refrigeration
Thermostat
Dark Blue To
Condensing
Unit
}
Light Blue
WARNING
All components must have mechanical ground, and the merchandiser must be grounded.
Circled Numbers = Parts List Item Numbers
Grayed components in 12 foot models only.
R = Red
BROWN BAND
Fans
BROWN BAND
120V POWER
120V NEUTRAL
1
5
4
32
208 V Power From Defrost Contactors
Electric Defrost - Standard
5 of 6P/N 0399262_A HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. • WWW.HUSSMANN.COM

Refrigeration
Thermostat
To
Condensing
Unit
}
Light Blue
2
WARNINGWARNING
All components must have mechanical ground, and the merchandiser must be grounded
Circled Numbers = Parts List Item Numbers
Grayed components in 12 foot models only
120V
POWER
Anti-Sweat Heaters, Rear Rail 6
PURPLE BAND PURPLE BAND
120V
NEUTRAL
13
2
Evaporator Fans
(Reverse During Defrost)
1
4
Orange L2
Red
Brown
To Defrost Timer
120V Only
Blue
L3 Yellow
Relay
Gas Defrost  OptionalGas Defrost  Optional
M1LGE Technical Data Sheet
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
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