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Product detailsInterfacing relay accessory for mounting in bus telephones BTS 850-… or BTC 850-… Universal switching relay with a potential-free contact for secondary signal unit, video interfacing or switching relay, one potential-free switching contact. Technical dataContact type: | Contact 15 V AC, 30 V DC, 2 A | Switching time: | 0.4 sec to 19 min |
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