Both electronic type and electromagnetic type relay available upon request; Min tripping power:100uVA; Magnetizing power:≥5000uVA; Resetting force: 1.2N-1.6N; Impedance when tripping power adjusted into 100uVA: 160 turns: 2.8-4.4Ω; 500 turns: 35-45Ω; Plunger path distance:1.8mm; Characteristics of path force: path distance:0.5mm: F≥0.8N; path distance:1.0mm: F≥0.5N; path distance:1.5mm: F≥0.25N; Tripping time:25ms when incentive value bigger than 20% of adjusted tripping power; Life:5000 times; Weight:8g. Customized relays available upon request.