TYPE OF EQUIMENT
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TYPE OF DISTURBANCES
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MOTOR FAILURE
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LOW VOLTAGE, EXTEREME TRANSIENT SURGE VOLTAGE (LIGHTNING) PHASE LOSS (3 PHASE SYSTEMS) PHASE REVERSAL, SYSTEM FATIGUE, HARMONICS.
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ELECTRICAL SYSTEM SHORTS
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EXTREME TRANSIENT SURGE VOLTAGE (LIGHTNING) LOW VOLTAGE, IMPROPER / UNDERSIZED WIRING SYSTEM FATIGUE, HARMONICS.
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PRINTED CIRCUIT BOARD FAILURE
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TRANSIENT SURGE VOLTAGE, ELECTRICAL LINE NOISE, RMS OVER-VOLTAGE, ESD, GROUND LOOPS.
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SMPS FAILURE
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TRANSIENT SURGE VOLTAGE, ELECTRICAL LINE NOISE. EXTREME RMS OVER / UNDER VOLTAGE (+15% - 35%) OPEN NEUTRAL, IMPROPER WIRING.
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LINEAR POWER SUPPLY FAILURE
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NORMAL MODE TRANSIENT SURGE VOLTAGE / ELECTRICAL LINE NOISE, RMS OVER / UNDER VOLTAGE (+6% - 8%) HARMONICS, FREQUENCY DEVIATIONS (+/- .5%). IMPROPER WIRING
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DISK DRIVE FAILURE
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POWER LOSS, TRANSIENT SURGE / ELECTRICAL LINE NOISE, HARMONICS, IMPROPER GROUNDING / WIRING
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SYSTEM LOCK-UP
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ELECTRICAL LINE NOISE, ESD, EMI / RFI, EMF, UNDER-VOLTAGE -25 / 30%) POWER LOSS, IMPROPER GROUNDING
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PROGRAM, MEMORY OR DATA ERRORS OR LOSS
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ELECTRICAL LINE NOISE, ESD, EMI/RFI, EMF POWER LOSS. UNDER (VOLTAGE - 25 / 30%) GROUND LOOPS, IMPROPER WIRING AND BONDING
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COMMUNICATION PORT FAILURE
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IMPROPER GROUNDING AND BONDING. TRANSIENT SURGE VOLTAGE, IMPROPER WIRING, ESD.
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MOVEMENT OF CRT CHARACTERS
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IMPROPER GROUNDING AND BONDING, HARMONICS. EMF, PHASE REVEARSAL, ELECTRICAL LINE NOISE
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REBOOTING OF PC
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MOMENTARY INTERRUPTIONS
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Technical Specification
LPL277Y25-2-Q
25,000 Amps Per Phase
The PowerSure Low Exposure Series are electronic grade surge protective
devices designed to protect electronic equipment and microprocessor based
systems from transients on sub-distribution panels, branch panels, or
equipment located in low exposure locations.
While every precaution has been taken to ensure accuracy and completeness in this document, Control Concepts Corporation
assumes no responsibility, and disclaims all liability for damages resulting from use of this information or any errors or omissions.
Nominal Operating Voltage / Phase Configuration 277/480VAC, Three Phase Wye, 4 Wire + Gnd
Operating Voltage Range 277 VAC +/- 15%
Operating Frequency Range 47 - 63 Hz
Fault Current Rating 22kAIC
ANSI/IEEE C62.41 Category A, B, & C
Connection Type Conductors - 12 AWG, Form C Contacts - 18 AWG
Capacity Continuous (Parallel Connection)
Size 4.72 x 4.72 x 2.36 (Inches)
Enclosure Rating ABS Plastic, 94V-0
Weight 5 lbs. (2.3 kgs.)
Modes Of Protection L-N, L-L, N-G
Indication of Suppression Status External LED, Form C contacts
50 EMI/RFI Attenuation - Normal Mode 40 dB Typical
Response Time <.5 ns
Operating Temperature - 40°C to 45°C
Operating Humidity 0% to 95% non-condensing
Warranty 5 Years Parts
Maximum Continuous Operating Voltage (MCOV)
Line to Neutral 575 VAC
UL 1449 Ratings
Line to Neutral 1800 Vpk
Line to Ground 1800 Vpk
Line to Line 3000 Vpk
Neutral to Ground 1800 Vpk
Neutral to Ground 750 Joules
Maximum Surge Energy (8 x 20 s)
Line to Neutral 2,250 Joules
Line to Ground N/A
Total 3,000 Joules
Maximum Surge Current Capacity (8 x 20 s)
Line to Neutral 25,000 Amps
Line to Ground N/A
Line to Line 25,000 Amps
Neutral to Ground 25,000 Amps
Total 100,000 Amps
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