Ratings and Models
The Industrial Shock Block® SB4000 series is available for use in single-phase, split-phase, three-phase and 4-wire systems from 208 -240 V on 30 A branch circuits. The power system can be either solidly or high-resistance grounded.
All SB4000 models equipped with connections for a neutral wire have built-in grounded-neutral protection per the UL 943 standard. The standard enclosure is IP 69K/NEMA 4X and outdoor rated, suitable for all industrial environments including high temperature wash down used in food production applications. The SB4000 includes advanced harmonic filtering, an automatic self-test feature, and is compliant to the UL 1998 Software in Programmable Components standard.
Ground-Fault Circuit Interrupter (GFCI), Class A
The SB4000 is available as a 208 - 240 V Class A GFCI, allowing new construction or retro-fit projects to meet NEC 210.8 for a wide variety of single-phase, split-phase, three-phase and 4-wire (neutral supported) loads on 30 A circuits.
UL 943反时跳闸曲线
Advanced digital filtering algorithm
流线型设计
Fixed 6 mA (UL 943) trip level
Quick install and configuration
保形涂料
自动自检测
Inverse time detection circuit protects people while also reducing the probabilityof nuisance tripping
消除谐波引起的误脱扣
No flying leads to take up precious wall space; knockouts can be placed whereyou want them, and the mounting feet are adjustable
UL Listed GFCI personnel protection for industrial, commercial, and residentialloads on 30 A circuits
Screwless terminal blocks
Equipped with conformally coated circuit boards to protect against corrosionand moisture
The SB4000 will continuously test itself and will trip if there is an internal fail
SB4000零件
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SB4000 应用
亮点部分
For applications where people,electrical equipment, and waterare present