The 5SY4220-7 from Siemens is a 2-pole circuit breaker rated 20 A, with 400 V AC and 72 V DC ratings, a lever operator, and DIN rail mounting.
5SY4220-8 from Siemens is a SUP PTOR 5SY4 2P 480V 20A 5K D-T
The 5SY4220-6 from Siemens is a 2-pole DIN rail circuit breaker rated 20 A at 400 V AC (480V) and 72 V DC, with a lever handle and 5K and B-T codes (SUP PTOR 5SY4 series).
5SY4220-5 from Siemens is a SUP PTOR 5SY4 2P 480V 20A 5K A-T
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