Sidactor Protection Thyristor Products Page 42 SIDACtor Protection Thyristor Products

SIDACtor Protection Thyristors 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 02/23/17 A 25 B E Equipment Under Test Decoupling Elements Surge Generator A 25 R3 = 25 B E Equipment Under Test Decoupling Elements Surge Generator a) Transversal test b) Longitudinal test Figure 3.5 Connection Appearances A R B E Equipment Under Test Timing Circuit Generator U a.c. Figure 3.6 Connection Appearances (R = 10 , 20 , 40 , 80 , 160 , 300 , 600 , and 1000 for the various power fault tests) Table 3.27 K.21 Lightning Test Conditions for Telecom Equipment on Customer Premises Voltage (10x700 s) Current (5x310 s) Basic/Enhanced (A) Repetitions * Primary Protection Acceptance Criteria Single Port Multiple Ports Longitudinal Only (kV) Basic/Enhanced Longitudinal (kV) Basic/Enhanced Metallic (kV) Basic/Enhanced 1.5/6 ** 37.5/150 5 None A *** 4/6 100/150 5 Installed if used A 1.5/1.5 37.5/37.5 5 None A *** 4/6 100/150 5 Installed if used A * One-minute rest between repetitions ** Reduce to 1.5 kV if SPD connects to Ground *** Does not apply if primary protectors are used Table 3.28 K.21 Power Fault Test Conditions for Telecom Type Ports, Metallic, and Longitudinal Voltage Basic/Enhanced Current Basic/Enhanced (A) Duration Basic/Enhanced Repetitions * Primary Protection Acceptance Criteria Basic/Enhanced 600 V / 600 V 50 Hz or 60 Hz 1/1 0.2 s 5 None A/A 600/1.5 kV 50 Hz or 60 Hz 1/7.5 1 s/2 s 5 Installed if used A/A 230 V / 230 V 50 Hz or 60 Hz 23/23 15 min 1 None B/B 11.5/11.5 B/B 5.75/5.75 B/B 2.875/2.875 B/B 1.44/1.44 B/A 0.77/0.77 B/A 0.38/0.38 B/A 0.23/0.23 B/B * One-minute rest between repetitions Enhanced power fault test condition of 1.5 kV 200 W 2 second test must meet the time current curve shown in Figure 3.7. 0 200 400 600 800 1000 1200 1400 1600 0 0.5 1 1.5 2 2.5 Duration Test Voltage V (200 10 A 2 s) Figure 3.7 Test Voltage Versus Duration for Specific Energy / Source Resistance Regulatory Requirements (continued)

Previous Page
Next Page