Large
Portable

dynaMITE
310KW
290KW
217KW
208KW

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dynaMITE 300
Portable Load Bank

The Simplex dynaMITE 300 Portable Load Bank provides highly versatile load-test capability for the manufacturers, distributors and users of small-to-medium size AC power systems to 300KW nominal.

The dynaMITE 300 is suitable for production line, service shop or field testing of engine generators, UPS systems, ground power units, auxiliary power units, static inverters or virtually any other AC power source. This load bank can be applied to all common AC voltages to 480V maximum, 50-60-400Hz, single or 3-phase.

The dynaMITE 300 is a fully self-contained test instrument which includes test instrumentation, connection cables, high capacity cooling system, rugged load elements, complete load application control devices, and automatic system protection devices.

The dynaMITE 300 is compact and fully portable and includes lifting eyes, forklift channels, and moving handles. Connection cables are conveniently stowed in a cable compartment behind a hinged door. All instruments and controls are protected by hinged panel covers.

 

dynaMITE 300 Large Portable Load Bank cable compartment
 
 

dynaMITE 300 Large Portable Load Bank

Features

Portable, compact, self-contained

Broad voltage capability

Fine load step resolution

Utilizes the UL Recognized “Powr-Web” load element


Branch circuit fuse protection of load elements

Toggle switch control of load steps

Complete test instrumentation and system fault protection

Fused control power circuits

Fan motor circuit breaker

Connection cables included

Fast set-up, quick turnaround

Field use capable

 
SPECIFICATIONS

Capacity
315KW at 480V, 3-ph.
290KW at 240V, 3-ph.
217KW at 208V, 3-ph.
208KW at 240V, 1-ph.

Voltage
Operator selectable:
High: 250-480V AC, 3-ph.
Low: 12-240V AC, 1-ph. or 3-ph.

Frequency
50, 60, 400 Hertz

Load Step Resolution
1KW

Fan/Control Power
User selectable:

External
120V AC, 1-ph., 60Hz, 20A

Internal
240V AC, 1-ph., 60Hz, 3W
240V AC, 3-ph., 60Hz, 4W
120V AC, 1-ph., 60Hz, 2W

Optional Internal, above plus:
480V AC, 3-ph., 50, 60Hz

Airflow
8,000 CFM

Temperature Rating
120°F max. intake
275°F max. exhaust

Duty Cycle
Continuous

Net Weight
800 lbs.

Dimensions
32” W x 48” H x 60” D

Enclosure
NEMA-1 drip proof

Options
KW meter
Running time meter
1% accuracy digital panel meters
Digital power meter
Extended terminal power capability (to 480V, 3-ph., 60Hz)
400Hz instruments
Remote control provision
Companion Load Bank
Vinyl cover
Weatherproof enclosure
Highway trailer

Click here for a complete list of options available for Large Portable Load Banks.

Sales Bulletin

Dimensions and
Key Features Diagram

 
 dynaMITE 300 Large Portable Load Bank control panel

Control Panel
  AC Meters, 3½”, +/- 2%
Voltmeter, 0-600V, 50-60Hz
Ammeter, 0-250/1000A
Combination Volt-ammeter Switch
Frequency Meter, Direct Reading (Dial)
Type 45-65 Hz

Voltage Selector Switch
(12-240V/250-480V)

Fan/Control Power Switch

Load Control Switches

Master Load Application Switch
Load Step Switches

 
“Normal Operation” Neon Indicator Light

“Internal Fan/Control Power Available” Neon Indicator Light

Failure Detection System, Neon Alarm Lights and Lockout

Fan Failure
High Intake Temperature
High Exhaust Temperature
Overvoltage

 
Simplex Load Banks can be used to satisfy the requirements of the National Fire Protection Association (NFPA) for emergency stand-by power systems.
 


DYNAMITE 300 PORTABLE LOAD BANK
CAPACITY DETAIL

 
Voltage (AC) 480V, 3-PH. 416V, 3-PH. 380V, 3-PH. 240V, 3-PH. 208V, 3-PH. 240V, 1-PH.
KW (1.0 P.F.) 315 238 197 289 217 208


DYNAMITE 300 PORTABLE LOAD BANK
LOAD STEP DETAIL

 

KW EACH STEP (1.0 P.F)

QUANTITY

480V, 3-PH.

416V, 3-PH.

480V, 3-PH.

240V, 3-PH.

208V, 3-PH.

240V, 1-PH.

1

-

-

-

1.25

.94

.84

1

-

-

-

2.5

1.9

1.7

1

5

3.75

3.1

5

3.75

3.4

1

10

7.5

6.3

10

7.5

6.7

1

20

15

12.6

20

15

13

3

40

30

25

40

30

26

2

80

60

50

80

60

52
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Simplex Inc., 5300 Rising Moon Road, Springfield, IL 62711-6228
800-637-8603 • 217-483-1600 (24 Hr.) • FAX 217-483-1616