Model GPL
- Full voltage across-the-line starter (direct on line)
- 3-phase and single phase
Automatic Power Transfer switch (in addition to main fire pump controller):
- Automatic Power Transfer Switch - Model GLU
Limitations
- Across the line starting only
- Horsepower rating of maximum 30hp
- Can only be installed where acceptable by the authority having jurisdiction
- Not accepted in FM insured property
Standard, Listings, Approvals and Certifications
- Built to NFPA 20 (latest edition)
- Underwriters Laboratory (UL)
- UL218 - Fire pump controllers
- UL 1008 – Automatic power transfer switches for fire pump controllers
- CSA C22.2 No. 14 Industrial Control Equipment
- New York City - Accepted for use in the City of New York by the Department of Buildings
Enclosure Protection Rating
Standard: NEMA 2 Assembly
Optional:
- NEMA 12
- NEMA 3
- NEMA 3R
- NEMA 4
- NEMA 4X-304 sst painted
- NEMA 4X-304 sst brushed finish
- NEMA 4X-316 sst painted
- NEMA 4X-316 sst brushed finish
Accessories
• Keylock handle
Paint Specifications
- Red RAL3002
- Powder coating
- Glossy textured finish
ViZi Touch Operator Interface
- 4.2” color touch screen (HMI technology)
- Embedded microcomputer with software PLC logic
- Expandable storage
- Multi-language
- Upgradable software
Standard Features
- Surge Suppression
- Disconnecting means
- Single operator for circuit breaker
- Door interlocked in the ON position
- Suitable as service entrance equipment
- Emergency start handle
- Readings
- Voltage and amperage display
- Cut-in, cut-out and continuous system pressure
- Visual indications:
- Standard Conditions
- Alarm Conditions
- Color coded for criticalness
- Remote Alarms (SPDT-8A-250V.AC)
- Power available
- Phase reversal
- Motor run
- Common pump room alarm
- Common Motor trouble
Operation
- Automatic start on pressure drop
- Start and stop pushbuttons
- Remote start / deluge valve start provision
- Timers
- Minimum run timer
- Sequential start timer
- Pressure or non-pressure actuated
- Automatic or non-automatic
Pressure Sensing
- Pressure transducer for fresh water application externally mounted with protective cover
Pressure and Event Recorder
- Pressure readings and event recording with date stamp
- Stored in memory for lifetime of controller
- Data viewable on operator interface display screen
- Downloadable by USB port to external memory device
Audible Alarm
- 4” alarm bell - 85 dB at 10ft. (3m)
Automatic Power Transfer Switch - Model GLU

Standard Features
- Surge suppression
- Disconnecting means
- Single operator for circuit breaker
- Door interlocked in the ON position
- Visual indications
- Alternate (emergency) isolating switch in the OFF position
- Alternate (emergency) voltage phase to phase
- Transfer switch in normal position
- Transfer switch in Alternate (emergency) position
- Transfer switch test pushbutton
- Bypass for re-transfer and generator shutdown
- Electrically operated and mechanically held in the normal or alternate position
- Provision for manual operation
- Time Delays
- Momentary normal power outage override (factory set at 3 sec - field adjustable 1 to 3 sec)
- Alternate (emergency) power available delay (factory set at 3 sec - field adjustable 1 to 3 sec)
- Transfer trouble delay (factory set at 20 sec - field adjustable 1 to 60 sec)
- Retransfer to normal (factory set at 5 min - field adjustable 1 to 20 min)
- Generator cooldown (factory set at 5 min - field adjustable 1 to 20 min)
- Voltage sensing
- Transfer to alternate (normal power dropout) 85% of nominal - field adjustable 0 to 100%
- Phase reversal transfer to alternate
- Retransfer to normal (normal power pickup) 90% of nominal - field adjustable 0 to 100%
- Remote alarm contacts
- Generator start connection
Audible Alarm (AIS open)
- 4” alarm bell - 85 dB at 10ft. (3m)
Withstand rating (short circuit current):
| | Standard | Optional |
| 208V. to 240V. |
65,000 A.Sym. |
NOT AVAILABLE |
| 380V. to 480V. |
25,000 A.Sym. |
65,000 A. Sym. |
| 600V. |
18,000 A.Sym. |
25,000 A. Sym. |
Starting characteristics:
- for a NEMA B squirrel cage motor across-the-line starter

How to order:
| GPL- | V/ | HP/ | Ph/ | Hz | + options |
| GPL- |
208/ |
20/ |
3/ |
60 |
+ options |
| SPECIFICATIONS |
| GPL Specifications | GPL+GPU Specifications |
| Word File |
PDF File |
Word File |
PDF File |
| GPL |
GPL |
GPL+GLU |
GPL+GLU |
Dimensions and submittal package