Rapid Response, High Current. Delta Surge/Lightning Arrestors™ Help Prevent Damage to Computers and other Electronic Equipment. Category B & C and Type 1 & 2
Weather Proof N-4
Case Dimensions:
2 1/4" Diameter
4 1/2" High
LA301 - For 120-250 V, Single Phase, 2 Wire Service
Rated voltage 125-250 Volt, two wire service. Used when one hot wire of a single phase system is to be protected.
INSTALLATION:
Fasten arrestor in place. Use a Delta mounting bracket, part # MB, a pipe strap, or a knockout hole. Connect the black wire to the hot line at any convenient point load-side of an existing fuse or circuit breaker. Connect the white wire to an existing ground system and the grounded metal frame work of the equipment to be protected, or make a ground source per NEC Article 250.
Weather Proof N-4
Case Dimensions:
2 1/4" Diameter
4 1/2" High
LA302 - For 120-250 V, Single Phase, 3 Wire Service
Rated voltage 125-250 Volt, three wire service. Used when two hot wires of a single phase system are to be protected.
INSTALLATION:
Fasten arrestor in place. Use a Delta mounting bracket, part # MB, a pipe strap, or a knockout hole. Connect the black wires to the hot line at any convenient point load-side of an existing fuse or circuit breaker. Connect the white wire to an existing ground system and the grounded metal frame work of the equipment to be protected, or make a ground source per NEC Article 250.
Weather Proof N-4
Case Dimensions:
2 1/4" Diameter
4 1/2" High
LA303 - For 250 V, Three Phase, 3 or 4 Wire Service
Rated voltage 250 Volt, three or four wire service. Used when three hot wires of a three phase system are to be protected.
INSTALLATION:
Fasten arrestor in place. Use a Delta mounting bracket, part # MB, a pipe strap, or a knockout hole. Connect the black wires to the hot line at any convenient point load-side of an existing fuse or circuit breaker. Connect the white wire to an existing ground system and the grounded metal frame work of the equipment to be protected, or make a ground source per NEC Article 250.
300 Series Specifications |
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Type of Design | Silicon Oxide Varistor™ |
Maximum current | 100,000 amps |
Maximum energy | 3,000 joules per pole |
Maximum number of surges | Unlimited |
Response time one milliamp test | 5 nanoseconds |
Response time to clamp 10,000 amps | 10 nanoseconds |
Response time to clamp 50,000 amps | 25 nanoseconds |
Leak current at double the rated voltage | none |
Leads | 36" #12 THHN |
Case material | PVC |
Locknut and Washer | 1/2" - 3/4" |
Category B & C and Type 1 & 2 |
Conduction Characteristics | |||||||
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8 x 20 microsecond wave shape - ANSI IEEE NEMA Standard | |||||||
Discharge Current | 5000 A | 10000 A | 20000 A | 40000 A | 60000 A | 80000 A | 100000 A |
Clamping Voltage (Line to Neutral) |
240 V | 480 V | 840 V | 1300 V | 2000 V | 3000 V | 4000 V |
Unlimited Operations | One Operation |