A switchgear or control gear, comprising: - a first compartment; - a first phase; - a second phase; - a third phase; and - at least one air leading device; wherein, a circuit breaker pole of the first phase is housed in the first compartment; wherein, a circuit breaker pole of the second phase is housed in the first compartment; wherein, a circuit breaker pole of the third phase is housed in the first compartment; wherein the circuit breaker pole of the first phase is located above the circuit breaker pole of the second phase; wherein, the circuit breaker pole of the second phase is located above the circuit breaker pole of the third phase; wherein, a first air leading device of the at least one air leading device is located between the circuit breaker pole of the second phase and the circuit breaker pole of the third phase; wherein a second air leading device of the at least one air leading device is located between the circuit breaker pole of the first phase and the circuit breaker pole of the second phase; and wherein the first air leading device is configured to direct rising gas and/or air toward a first side wall of the first compartment and the second air leading device is configured to direct rising gas and/or air toward a second opposing side wall of the first compartment. - a first compartment; - a first phase; - a second phase; - a third phase; and - at least one air leading device; wherein, a circuit breaker pole of the first phase is housed in the first compartment; wherein, a circuit breaker pole of the second phase is housed in the first compartment; wherein, a circuit breaker pole of the third phase is housed in the first compartment; wherein the circuit breaker pole of the first phase is located above the circuit breaker pole of the second phase; wherein, the circuit breaker pole of the second phase is located above the circuit breaker pole of the third phase; wherein, a first air leading device of the at least one air leading device is located between the circuit breaker pole of the second phase and the circuit breaker pole of the third phase; wherein a second air leading device of the at least one air leading device is located between the circuit breaker pole of the first phase and the circuit breaker pole of the second phase; and wherein the first air leading device is configured to direct rising gas and/or air toward a first side wall of the first compartment and the second air leading device is configured to direct rising gas and/or air toward a second opposing side wall of the first compartment. wherein, a circuit breaker pole of the first phase is housed in the first compartment; wherein, a circuit breaker pole of the second phase is housed in the first compartment; wherein, a circuit breaker pole of the third phase is housed in the first compartment; wherein the circuit breaker pole of the first phase is located above the circuit breaker pole of the second phase; wherein, the circuit breaker pole of the second phase is located above the circuit breaker pole of the third phase; wherein, a first air leading device of the at least one air leading device is located between the circuit breaker pole of the second phase and the circuit breaker pole of the third phase; wherein a second air leading device of the at least one air leading device is located between the circuit breaker pole of the first phase and the circuit breaker pole of the second phase; and wherein the first air leading device is configured to direct rising gas and/or air toward a first side wall of the first compartment and the second air leading device is configured to direct rising gas and/or air toward a second opposing side wall of the first compartment.